183 (number)

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Cardinal	one hundred eighty-three
Ordinal	183rd; (one hundred eighty-third)
Factorization	3 × 61
Greek numeral	ΡΠΓ´
Roman numeral	CLXXXIII
Binary	101101112
Ternary	202103
Quaternary	23134
Quinary	12135
Senary	5036
Octal	2678
Duodecimal	13312
Hexadecimal	B716
Vigesimal	9320
Base 36	5336

183 (one hundred [and] eighty-three) is the natural number following 182 and preceding 184.

In mathematics

183 is an odd number
183 is a central polygonal number, $n^{2}-n+1$ , where $n=14$ ( A002061)
183 is a composite number
183 is a deficient number, as 65 is less than 183
183 is a perfect totient number equal to the sum of its iterated totients^[1]
183 is a repdigit number in base 13 (111)
183 is a semiprime number, (also called biprime, or 2-almost prime, or pq number), a natural number that is the product of two prime numbers
183 is a square-free number
183 is the difference of 2 square numbers: 32² - 29²
183 has 4 divisors: 1, 3, 61, 183
183 is a number of points in projective plane over the Galois field GF(13)
183 is a 62-gonal number

In the military

183rd Airlift Squadron is a unit of the Mississippi Air National Guard. Its parent unit is the 172d Airlift Wing
183rd Battalion (Manitoba Beavers), CEF was a unit in the Canadian Expeditionary Force based in Winnipeg, Manitoba during World War I
183rd Fighter Wing is a United States Air Force unit at Capitol Airport in Springfield, Illinois
Focke-Wulf Ta-183 Huckebein was a German jet-powered fighter aircraft during World War II
USNS Henry Gibbins (T-AP-183) was a troop transport during World War II
USS Glacier (AK-183) was a United States Navy Alamosa-class cargo ship during World War II
USS Haraden (DD-183) was a United States Navy Wickes-class destroyer following World War I
USS Samuel S. Miles (DE-183) was a Cannon-class destroyer escort during World War II
USS Seal (SS-183) was a Salmon-class submarine during World War II

In music

183 Club is a Taiwanese boyband whose average height of the original five members combined together was about 183 cm

In taxes

Internal Revenue Code section 183, a "hobby loss rule”
United States Treasury Regulation 1.183-2 outlines taxes owed from income deriving from non-business, non-investment activity

In transportation

London Buses route 183
The Volkswagen Type 183
183 series is a DC electric multiple unit engine in Japan
The USAIR Airbus A321-200 airplane holds 183 passengers
New York City Subway stations include:
- 183rd Street station on the elevated IRT Jerome Avenue Line of the New York City Subway
- 182nd–183rd Streets local station on the IND Concourse Line of the New York City Subway
- 183rd Street was a station on the demolished IRT Third Avenue Line of the New York City Subway

In other fields

183 is also:

The year AD 183 or 183 BC
The atomic number of an element temporarily called Unocttrium
TAKI 183, a former New York City graffiti artist with an address on 183rd Street, featured in Bomb It, a documentary
Pavel 183 (1983–2013), Moskow street art artist
183 Istria is a stony main belt asteroid
Bill 183, an Ontario law is an act respecting the disclosure of information and records between parties involved in adoptions

References

↑ Sloane, N.J.A. (ed.). "Sequence A082897 (Perfect totient numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-26.

External links

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[1] Sloane, N.J.A. (ed.). "Sequence A082897 (Perfect totient numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-26.