44 (number)
Encyclopedia
44 is the natural number
following 43
and preceding 45
.
, an octahedral number
and a palindromic number
.
Since the greatest prime factor of 442 + 1 = 1937 is 149 and thus more than 44 twice, 44 is a Størmer number
.
The aliquot sequence
of 44 is (44,40,50,43,1,0).
Given Euler's totient function
,
and 
44 is the number of derangement
s of 5 items.
, 44 B.C.
, 1944, 2044, etc.
Natural number
In mathematics, the natural numbers are the ordinary whole numbers used for counting and ordering . These purposes are related to the linguistic notions of cardinal and ordinal numbers, respectively...
following 43
43 (number)
43 is the natural number following 42 and preceding 44.- In mathematics :Forty-three is the 14th smallest prime number. The previous is forty-one, with which it comprises a twin prime, and the next is forty-seven. 43 is the smallest prime that is not a Chen prime...
and preceding 45
45 (number)
45 is the natural number following 44 and followed by 46.- In mathematics :Forty-five is a triangular number, a hexagonal and 16-gonal number, a Kaprekar number, and a Harshad number....
.
In mathematics
Forty-four is a tribonacci number, a happy numberHappy number
A happy number is defined by the following process. Starting with any positive integer, replace the number by the sum of the squares of its digits, and repeat the process until the number equals 1 , or it loops endlessly in a cycle which does not include 1...
, an octahedral number
Octahedral number
In number theory, an octahedral number is a figurate number that represents the number of spheres in an octahedron formed from close-packed spheres...
and a palindromic number
Palindromic number
A palindromic number or numeral palindrome is a 'symmetrical' number like 16461, that remains the same when its digits are reversed. The term palindromic is derived from palindrome, which refers to a word like rotor that remains unchanged under reversal of its letters...
.
Since the greatest prime factor of 442 + 1 = 1937 is 149 and thus more than 44 twice, 44 is a Størmer number
Størmer number
In mathematics, a Størmer number or arc-cotangent irreducible number, named after Carl Størmer, is a positive integer n for which the greatest prime factor of n2 + 1 meets or exceeds 2n. The first few Størmer numbers are 1, 2, 4, 5, 6, 9, 10, 11, 12, 14, 15, 16, 19, 20, etc....
.
The aliquot sequence
Aliquot sequence
In mathematics, an aliquot sequence is a recursive sequence in which each term is the sum of the proper divisors of the previous term. The aliquot sequence starting with a positive integer k can be defined formally in terms of the sum-of-divisors function σ1 in the following way:For example, the...
of 44 is (44,40,50,43,1,0).
Given Euler's totient function
Euler's totient function
In number theory, the totient \varphi of a positive integer n is defined to be the number of positive integers less than or equal to n that are coprime to n In number theory, the totient \varphi(n) of a positive integer n is defined to be the number of positive integers less than or equal to n that...
,
and 44 is the number of derangement
Derangement
In combinatorial mathematics, a derangement is a permutation of the elements of a set such that none of the elements appear in their original position....
s of 5 items.
Astronomy
- Messier objectMessier objectThe Messier objects are a set of astronomical objects first listed by French astronomer Charles Messier in 1771. The original motivation of the catalogue was that Messier was a comet hunter, and was frustrated by objects which resembled but were not comets...
M44, a magnitude 4.0 open clusterOpen clusterAn open cluster is a group of up to a few thousand stars that were formed from the same giant molecular cloud and have roughly the same age. More than 1,100 open clusters have been discovered within the Milky Way Galaxy, and many more are thought to exist...
in the constellationConstellationIn modern astronomy, a constellation is an internationally defined area of the celestial sphere. These areas are grouped around asterisms, patterns formed by prominent stars within apparent proximity to one another on Earth's night sky....
CancerCancer (constellation)Cancer is one of the twelve constellations of the zodiac. Its name is Latin for crab and it is commonly represented as such. Its symbol is . Cancer is small and its stars are faint...
, also known as the Beehive ClusterBeehive ClusterThe Beehive Cluster, also known as Praesepe , M44, NGC 2632, or Cr 189, is an open cluster in the constellation Cancer. It is one of the nearest open clusters to the Solar System, and it contains a larger star population than most other nearby clusters...
- The New General CatalogueNew General CatalogueThe New General Catalogue of Nebulae and Clusters of Stars is a well-known catalogue of deep sky objects in astronomy. It contains 7,840 objects, known as the NGC objects...
object NGC 44, a double starDouble starIn observational astronomy, a double star is a pair of stars that appear close to each other in the sky as seen from Earth when viewed through an optical telescope. This can happen either because the pair forms a binary star, i.e...
in the constellation AndromedaAndromeda (constellation)Andromeda is a constellation in the northern sky. It is named after Andromeda, the princess in the Greek legend of Perseus who was chained to a rock to be eaten by the sea monster Cetus...
- The Saros number of the solar eclipseSolar eclipseAs seen from the Earth, a solar eclipse occurs when the Moon passes between the Sun and the Earth, and the Moon fully or partially blocks the Sun as viewed from a location on Earth. This can happen only during a new moon, when the Sun and the Moon are in conjunction as seen from Earth. At least...
series which began on April 30, 1448 BC and ended on June 7, 168 BC . The duration of Saros series 44 was 1280.1 years, and it contained 72 solar eclipses.
- The Saros number of the lunar eclipseLunar eclipseA lunar eclipse occurs when the Moon passes behind the Earth so that the Earth blocks the Sun's rays from striking the Moon. This can occur only when the Sun, Earth, and Moon are aligned exactly, or very closely so, with the Earth in the middle. Hence, a lunar eclipse can only occur the night of a...
series which began on October 1, 1363 BC and ended on March 27, 153 . The duration of Saros series 44 was 1514.5 years, and it contained 85 lunar eclipses.
In sports
- The retired numbers for former baseballBaseballBaseball is a bat-and-ball sport played between two teams of nine players each. The aim is to score runs by hitting a thrown ball with a bat and touching a series of four bases arranged at the corners of a ninety-foot diamond...
players Hank Aaron, Willie McCoveyWillie McCoveyWillie Lee McCovey , nicknamed "Mac", "Big Mac", and "Stretch", is a former Major League Baseball first baseman. He played nineteen seasons for the San Francisco Giants, and three more for the San Diego Padres and Oakland Athletics, between and...
and Reggie JacksonReggie JacksonReginald Martinez "Reggie" Jackson , nicknamed "Mr. October" for his clutch hitting in the postseason with the New York Yankees, is a former American Major League Baseball right fielder. During a 21-year baseball career, he played from 1967-1987 for four different teams. Jackson currently serves as...
; the number is sometimes considered to be a "hitter's number". - Retired NFL Numbers: Floyd LittleFloyd LittleFloyd Douglas Little is a Pro Football Hall of Fame running back, and was a three-time American football All-American running back at Syracuse University. In 1967 he was the 6th selection of the first common AFL-NFL draft...
(Denver BroncosDenver BroncosThe Denver Broncos are a professional American football team based in Denver, Colorado. They are currently members of the West Division of the American Football Conference in the National Football League...
) and Pete RetzlaffPete RetzlaffPalmer Edward "Pete" Retzlaff, nicknamed "Pistol Pete" and "The Baron", is a former professional American football player and general manager....
(Philadelphia EaglesPhiladelphia EaglesThe Philadelphia Eagles are a professional American football team based in Philadelphia, Pennsylvania. They are members of the East Division of the National Football Conference in the National Football League...
) - Retired NBA Numbers: Dan IsselDan IsselDaniel Paul Issel is a retired American Hall of Fame professional basketball player and coach.-Collegiate playing career:...
, (Denver NuggetsDenver NuggetsThe Denver Nuggets are a professional basketball team based in Denver, Colorado. They play in the National Basketball Association . They were founded as the Denver Rockets in 1967 as a charter franchise of the American Basketball Association, and became one of that league's more successful teams...
); Jerry WestJerry WestJerry Alan West is a retired American basketball player who played his entire professional career for the Los Angeles Lakers of the National Basketball Association . His nicknames include "Mr...
(L.A. LakersLos Angeles LakersThe Los Angeles Lakers are an American professional basketball team based in Los Angeles, California. They play in the Pacific Division of the Western Conference in the National Basketball Association...
); Paul WestphalPaul WestphalPaul Westphal is a retired American basketball player and current head coach of the National Basketball Association's Sacramento Kings. Westphal has had a storied career in the NBA, both as a player and as a coach. As a player, he won an NBA championship with the Boston Celtics in the 1974 NBA...
(Phoenix SunsPhoenix SunsThe Phoenix Suns are a professional basketball team based in Phoenix, Arizona. They are members of the Pacific Division of the Western Conference in the National Basketball Association and the only team in their division not to be based in California. Their home arena since 1992 has been the US...
); Sam LaceySam LaceySamuel Lacey is a retired American basketball player.A 6'10" center from New Mexico State University, Lacey played 13 seasons in the National Basketball Association as a member of the Cincinnati Royals, Kansas City Kings, New Jersey Nets and Cleveland Cavaliers...
(Sacramento KingsSacramento KingsThe Sacramento Kings are a professional basketball team based in Sacramento, California, United States. They are currently members of the Western Conference of the National Basketball Association...
); and George GervinGeorge GervinGeorge "The Iceman" Gervin is a retired American professional basketball player who played in both the American Basketball Association and National Basketball Association for the Virginia Squires, San Antonio Spurs, and Chicago Bulls...
(San Antonio SpursSan Antonio SpursThe San Antonio Spurs are an American professional basketball team based in San Antonio, Texas. They are part of the Southwest Division of the Western Conference in the National Basketball Association ....
). - A number of footballAmerican footballAmerican football is a sport played between two teams of eleven with the objective of scoring points by advancing the ball into the opposing team's end zone. Known in the United States simply as football, it may also be referred to informally as gridiron football. The ball can be advanced by...
legends at Syracuse UniversitySyracuse Orange footballThe Syracuse Orange football program is a college football team that represents Syracuse University. The team is a member of the Big East Conference, which is a National Collegiate Athletic Association Division I conference that is part of the Football Bowl Subdivision...
, worn most notably by Jim BrownJim BrownJames Nathaniel "Jim" Brown is an American former professional football player who has also made his mark as an actor. He is best known for his exceptional and record-setting nine-year career as a running back for the NFL Cleveland Browns from 1957 to 1965. In 2002, he was named by Sporting News...
, Ernie DavisErnie DavisErnest "Ernie" Davis was an American football running back and the first African-American athlete to win the Heisman Trophy. Wearing number 44, Davis competed collegiately for Syracuse University before being drafted by the Washington Redskins, then almost immediately traded to the Cleveland...
, Floyd LittleFloyd LittleFloyd Douglas Little is a Pro Football Hall of Fame running back, and was a three-time American football All-American running back at Syracuse University. In 1967 he was the 6th selection of the first common AFL-NFL draft...
, and Rob KonradRob KonradRobert Konrad is a former American football fullback of the National Football League. He was originally drafted by the Miami Dolphins in the second round of the 1999 NFL Draft. He played college football at Syracuse...
. Although the number was officially retired in 2005, the legend of 44 remains an important part of the identity of Syracuse University.
In other fields
Forty-four is:- The code for international direct dial phone calls to the United KingdomUnited KingdomThe United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...
- The designation of Interstate 44Interstate 44Interstate 44 is a major highway in the central United States. Its western terminus is in Wichita Falls, Texas at a concurrency with US 277, US 281 and US 287; its eastern terminus is at the Illinois state line on the Poplar Street Bridge over the Mississippi River in St...
, a freeway that runs from TexasTexasTexas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...
to MissouriMissouriMissouri is a US state located in the Midwestern United States, bordered by Iowa, Illinois, Kentucky, Tennessee, Arkansas, Oklahoma, Kansas and Nebraska. With a 2010 population of 5,988,927, Missouri is the 18th most populous state in the nation and the fifth most populous in the Midwest. It... - The designation of U.S. Route 44U.S. Route 44U.S. Route 44 is an east–west United States highway that runs for 237 miles through four states in the Northeastern region of the United States. The western terminus is at U.S. Route 209 and New York State Route 55 in Kerhonkson, a hamlet in the Hudson Valley region of New York...
, a highway that runs from New YorkNew YorkNew York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...
to MassachusettsMassachusettsThe Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010... - The designation of Pennsylvania Route 44Pennsylvania Route 44Pennsylvania Route 44 is a -long state highway in the U.S. state of Pennsylvania. The route is designated from Interstate 80 and Pennsylvania Route 42 in Buckhorn to the New York state line near New York State Route 417 in Ceres Township....
(PA 44), a long state highway in the U.S. state of PennsylvaniaPennsylvaniaThe Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to... - The name of a mysterious savior of PolandPolandPoland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...
prophesied by the Polish national poet Adam MickiewiczAdam MickiewiczAdam Bernard Mickiewicz ) was a Polish poet, publisher and political writer of the Romantic period. One of the primary representatives of the Polish Romanticism era, a national poet of Poland, he is seen as one of Poland's Three Bards and the greatest poet in all of Polish literature...
in his masterpiece drama Dziady (Forefathers). - A pokerPokerPoker is a family of card games that share betting rules and usually hand rankings. Poker games differ in how the cards are dealt, how hands may be formed, whether the high or low hand wins the pot in a showdown , limits on bet sizes, and how many rounds of betting are allowed.In most modern poker...
game in which each player is dealt four cards down, and four cards are dealt face down on the table in a row. The first three cards on the table are "community" cards and may be used in any player's hand. The fourth card and any card matching it in rank is wild, and can also be used in a hand (each player is guaranteed one wild card). For each of four rounds, one "community" card is flipped up and a round of betting occurs. After the last round, the winner is the person with the highest poker hand. - The .44 Magnum.44 MagnumThe .44 Remington Magnum, or simply .44 Magnum, is a large-bore cartridge originally designed for revolvers. After introduction, it was quickly adopted for carbines and rifles...
or .44 Special.44 SpecialThe .44 Special or .44 S&W Special is a smokeless powder center fire metallic cartridge developed by Smith & Wesson in 1907 as the standard chambering for their New Century revolver, introduced in 1908.-Development history:...
revolverRevolverA revolver is a repeating firearm that has a cylinder containing multiple chambers and at least one barrel for firing. The first revolver ever made was built by Elisha Collier in 1818. The percussion cap revolver was invented by Samuel Colt in 1836. This weapon became known as the Colt Paterson...
cartridgeCartridge (firearms)A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm. The primer is a small charge of impact-sensitive chemical that may be located at the center of the case head or at its rim . Electrically...
s - +44+44 (band)+44 was an alternative rock band formed by Blink-182 members Mark Hoppus and Travis Barker...
is the name of the band including Blink-182Blink-182Blink-182 is an American rock band consisting of vocalist and bass guitarist Mark Hoppus, vocalist and guitarist Tom DeLonge, and drummer Travis Barker. They have sold over 27 million albums worldwide since forming in Poway, California in 1992...
bassistBassistA bass player, or bassist is a musician who plays a bass instrument such as a double bass, bass guitar, keyboard bass or a low brass instrument such as a tuba or sousaphone. Different musical genres tend to be associated with one or more of these instruments...
Mark HoppusMark HoppusMark Allan Hoppus is an American musician, record producer, and television host. He is the bass guitarist and one of the two lead vocalists of the pop punk band Blink-182, as well as the bass guitarist and lead vocalist of the alternative rock band +44. He is a co-founder of both bands...
and Blink-182Blink-182Blink-182 is an American rock band consisting of vocalist and bass guitarist Mark Hoppus, vocalist and guitarist Tom DeLonge, and drummer Travis Barker. They have sold over 27 million albums worldwide since forming in Poway, California in 1992...
drummerDrummerA drummer is a musician who is capable of playing drums, which includes but is not limited to a drum kit and accessory based hardware which includes an assortment of pedals and standing support mechanisms, marching percussion and/or any musical instrument that is struck within the context of a...
Travis BarkerTravis BarkerTravis Landon Barker is an American musician, producer and entrepreneur, most noted as the drummer for the American pop punk band Blink-182, as well as the alternative rock band +44, the rap rock band The Transplants, and the alternative rock band Box Car Racer. He was a frequent collaborator with...
. - Vicks Formula 44 is a cough suppressant
- The number of the French department Loire-AtlantiqueLoire-AtlantiqueLoire-Atlantique is a department on the west coast of France named after the Loire River and the Atlantic Ocean.-History:...
- A blues song, Forty-FourForty-Four (song)"Forty-Four" or "44 Blues" is a blues standard whose origins have been traced back to early 1920s Louisiana. However, it was Roosevelt Sykes, who provided the lyrics and first recorded it in 1929, that helped popularize the song...
, also known as "44 BluesForty-Four (song)"Forty-Four" or "44 Blues" is a blues standard whose origins have been traced back to early 1920s Louisiana. However, it was Roosevelt Sykes, who provided the lyrics and first recorded it in 1929, that helped popularize the song...
" - The largest number for which Wolfram AlphaWolfram AlphaWolfram Alpha is an answer-engine developed by Wolfram Research. It is an online service that answers factual queries directly by computing the answer from structured data, rather than providing a list of documents or web pages that might contain the answer as a search engine might...
offers a visual representation. - WyomingWyomingWyoming is a state in the mountain region of the Western United States. The western two thirds of the state is covered mostly with the mountain ranges and rangelands in the foothills of the Eastern Rocky Mountains, while the eastern third of the state is high elevation prairie known as the High...
was the 44th stateU.S. stateA U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...
to join The United States of America. - Barack ObamaBarack ObamaBarack Hussein Obama II is the 44th and current President of the United States. He is the first African American to hold the office. Obama previously served as a United States Senator from Illinois, from January 2005 until he resigned following his victory in the 2008 presidential election.Born in...
is the 44th PresidentPresident of the United StatesThe President of the United States of America is the head of state and head of government of the United States. The president leads the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces....
of The United States of America. - The number of candles in a box of Hanukkah candles.
- An agent in the American Television series Get SmartGet SmartGet Smart is an American comedy television series that satirizes the secret agent genre. Created by Mel Brooks with Buck Henry, the show starred Don Adams , Barbara Feldon , and Edward Platt...
goes under the title of 44, usually assigned to small, enclosed, unexpected spots, to meet Maxwell Smart, agent 86.
Historical years
44 A.D.44
Year 44 was a leap year starting on Wednesday of the Julian calendar. At the time, it was known as the Year of the Consulship of Crispus and Taurus...
, 44 B.C.
44 BC
Year 44 BC was either a common year starting on Sunday or Monday or a leap year starting on Friday or Saturday of the Julian calendar and a common year starting on Sunday of the Proleptic Julian calendar...
, 1944, 2044, etc.