213 (number)
Encyclopedia
| Cardinal Cardinal number In mathematics, cardinal numbers, or cardinals for short, are a generalization of the natural numbers used to measure the cardinality of sets. The cardinality of a finite set is a natural number – the number of elements in the set. The transfinite cardinal numbers describe the sizes of infinite... |
213 two hundred and thirteen |
| Ordinal Ordinal number In set theory, an ordinal number, or just ordinal, is the order type of a well-ordered set. They are usually identified with hereditarily transitive sets. Ordinals are an extension of the natural numbers different from integers and from cardinals... |
213th two hundred and thirteenth |
| Factorization Factorization In mathematics, factorization or factoring is the decomposition of an object into a product of other objects, or factors, which when multiplied together give the original... |
3 × 71 |
| Divisor Divisor In mathematics, a divisor of an integer n, also called a factor of n, is an integer which divides n without leaving a remainder.-Explanation:... s |
1, 3, 71, 213 |
| Roman numeral | CCXIII |
| Binary Binary numeral system The binary numeral system, or base-2 number system, represents numeric values using two symbols, 0 and 1. More specifically, the usual base-2 system is a positional notation with a radix of 2... |
11010101 |
| Octal Octal The octal numeral system, or oct for short, is the base-8 number system, and uses the digits 0 to 7. Numerals can be made from binary numerals by grouping consecutive binary digits into groups of three... |
325 |
| Hexadecimal Hexadecimal In mathematics and computer science, hexadecimal is a positional numeral system with a radix, or base, of 16. It uses sixteen distinct symbols, most often the symbols 0–9 to represent values zero to nine, and A, B, C, D, E, F to represent values ten to fifteen... |
D5 |
213 (two hundred thirteen) is the number following 212
212 (number)
212 is the natural number following 211 and preceding 213.- In mathematics :* 22·53* totient sum for the first 26 integers* In Fahrenheit degrees, the boiling point of water at sea level- In other fields :...
and preceding 214
214 (number)
214 is the natural number following 213 and preceding 215.-In mathematics:*214 is a composite number and a 37-gonal number.*214!! − 1 is a 205-digit prime number.*The 11th perfect number 2106× has 214 divisors....
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Other uses
- Area code 213Area code 213North American area code 213 is a Californian telephone area code which contains downtown Los Angeles and its immediate environs. It was one of California's original three area codes created in October 1947 and has historically been associated with Southern California and Los Angeles.Originally,...
is one of the first three area codes created in CaliforniaCaliforniaCalifornia is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
. This was the primary telephoneTelephoneThe telephone , colloquially referred to as a phone, is a telecommunications device that transmits and receives sounds, usually the human voice. Telephones are a point-to-point communication system whose most basic function is to allow two people separated by large distances to talk to each other...
area code for Los Angeles County, CaliforniaLos Angeles County, CaliforniaLos Angeles County is a county in the U.S. state of California. As of 2010 U.S. Census, the county had a population of 9,818,605, making it the most populous county in the United States. Los Angeles County alone is more populous than 42 individual U.S. states...
during the 1960s1960sThe 1960s was the decade that started on January 1, 1960, and ended on December 31, 1969. It was the seventh decade of the 20th century.The 1960s term also refers to an era more often called The Sixties, denoting the complex of inter-related cultural and political trends across the globe...
and 1970s1970sFile:1970s decade montage.png|From left, clockwise: US President Richard Nixon doing the V for Victory sign after his resignation from office after the Watergate scandal in 1974; Refugees aboard a US naval boat after the Fall of Saigon, leading to the end of the Vietnam War in 1975; The 1973 oil...
. Eventually it would be reduced in size mostly to cover the downtown area of the city of Los AngelesLos Angeles, CaliforniaLos Angeles , with a population at the 2010 United States Census of 3,792,621, is the most populous city in California, USA and the second most populous in the United States, after New York City. It has an area of , and is located in Southern California...
. See also 818818Year 818 was a common year starting on Friday of the Julian calendar.-Europe:* Al-Andalus: Grave rebellion in the suburbs of Cordoba against the Umayyads.- Religion :...
, 714714Year 714 was a common year starting on Monday of the Julian calendar. The denomination 714 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Asia :* February 28 – An earthquake strikes...
. - 213 Lilaea213 Lilaea213 Lilaea is a large Main belt asteroid. It is classified as an F-type asteroid. As with C-type asteroids, its composition is primitive and rich in carbon.It was discovered by C. H. F...
is a main belt asteroid. - 213 was the name of a hip hopHip hop musicHip hop music, also called hip-hop, rap music or hip-hop music, is a musical genre consisting of a stylized rhythmic music that commonly accompanies rapping, a rhythmic and rhyming speech that is chanted...
group, active 1990-2004. - 213 is the code for character "ÕÕ"Õ", or "õ" is a composition of the Latin letter O with the diacritic mark tilde.The HTML entity is Õ for Õ and õ for õ.-Estonian:...
" in codepages such as ISO-8859-1 and UTF-8UTF-8UTF-8 is a multibyte character encoding for Unicode. Like UTF-16 and UTF-32, UTF-8 can represent every character in the Unicode character set. Unlike them, it is backward-compatible with ASCII and avoids the complications of endianness and byte order marks...
. - Radical 213Radical 213Radical 213 meaning "turtle" is one of only two of the 214 Kangxi radicals that are composed of 16 strokes.In the Kangxi Dictionary there are only 24 characters to be found under this radical.- Characters with Radical 213 :...
meaning "turtleTurtleTurtles are reptiles of the order Testudines , characterised by a special bony or cartilaginous shell developed from their ribs that acts as a shield...
" is one of only two of the 214 Kangxi radicals that are composed of 16 strokes.