193 (number)
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|---|---|---|---|---|
| Cardinal | one hundred ninety-three | |||
| Ordinal | 193rd (one hundred ninety-third) | |||
| Factorization | prime | |||
| Prime | 44th | |||
| Divisors | 1, 193 | |||
| Greek numeral | ΡϞΓ´ | |||
| Roman numeral | CXCIII | |||
| Binary | 110000012 | |||
| Ternary | 210113 | |||
| Senary | 5216 | |||
| Octal | 3018 | |||
| Duodecimal | 14112 | |||
| Hexadecimal | C116 | |||
193 (one hundred [and] ninety-three) is the natural number following 192 and preceding 194.
In mathematics
- 193 is an odd number
- 193 is a centered 32-gonal number
- 193 is a happy number
- 193 is a lucky number
- 193 is an odious number
- 193 is a square-free number
- 193 is the sum of 2 square numbers: 122 + 72 (or 144 + 49)
- 193 is the difference of 2 square numbers: 972 - 962 (or 9409 - 9216)
- 193 is a prime number
- 193 is a Cuban prime
- 193 is a full reptend prime
- 193 is a Pierpont prime[1]
- 193 is a Pillai prime[2]
- 193 is a Proth prime, as it is 3 × 26 + 1
- 193 is a twin prime with 191
- 193 is the only odd prime p known for which 2 is not a primitive root of .[3]
- 193 can be written as the difference between the product and the sum of the first four primes
- 193 is a twin number
- 193/71 is the most accurate approximation of Euler's Number (e) such that both the numerator and the denominator are integers less than 200 (approx. 99.99897% accurate)
In geography
- Eyebrow No. 193 is a rural municipality in Saskatchewan, Canada
- House at 193 Vernon Street, a historic house at 193 Vernon Street in Wakefield, Massachusetts
In the military
- 193 Squadron Israeli Air Force AS565 Panther helicopter squadron
- 193rd Special Operations Wing assigned to the Pennsylvania Air National Guard, the parent unit of the 193rd Special Operations Squadron
- 193rd Battalion unit in the Canadian Expeditionary Force during World War I
- 193rd Infantry Brigade United States Army Reserve during World War II
- Bristol Type 193 Belvedere was a Royal Air Force twin-engined, tandem rotor military helicopter during the 1960
- No. 193 Squadron was a Royal Air Force squadron during World War II
- USA 193 is an American military spy satellite launched on December 14, 2006
- USNS Glomar Explorer (T-AG-193) United States Navy vessel used for deep-sea drilling
- USNS Walter S. Diehl (T-AO-193) is a United States Navy Template:Sclass-
- USS Abel P. Upshur (DD-193) was a United States Navy Template:Sclass- until World War II
- USS Garfield Thomas (DE-193) was a United States Navy Template:Sclass- during World War II
- USS Jacana (AMS-193) was a United States Navy Falcon-class motor minesweeper from 1954–1976
- USS Lancaster (AK-193) was a United States Navy Alamosa-class cargo ship during World War II
- USS Sanborn (APA-193) was a United States Navy Template:Sclass- during World War II
- USS Swordfish (SS-193) was a United States Navy Template:Sclass- during World War II
In sports
- Jordan 193 Formula One car, which Jordan Grand Prix raced in the 1993 Formula One season
In telephony
- 193 is the fire emergency number in Brazil
- 193 is the medical emergency number in Ghana
- 193 is the fire emergency number in the Republic of Macedonia, Croatia, Serbia, Kosovo
- 193 is the medical emergency number for the National Guard in Tunisia
In transportation
- National Airlines Flight 193 crashed into Escambia Bay by Pensacola International Airport on May 8, 1978
In other fields
193 is also:
- The year AD 193 or 193 BC
- The atomic number of an element temporarily called Unenntrium
- 193 Ambrosia is a main belt asteroid
- Minuscule 193 is a Greek minuscule manuscript of the New Testament, on parchment
- ICRF 193 is a topoisomerase inhibitor
- Trial of the 193 was a series of criminal trials in Russia in 1877–1878
See also
- CIIC 193
- List of highways numbered 193
- United Nations Security Council Resolution 193
- United States Supreme Court cases, Volume 193
- Pennsylvania House of Representatives, District 193
- P.S. 193, Brooklyn, New York
External links
Wikimedia Commons has media related to 193 (number).
- Number Facts and Trivia: 193
- The Number 193
- Number Gossip: 193
- The Positive Integer 193
- Virtue Science: 193
References
- ^ "Sloane's A005109 : Class 1- (or Pierpont) primes". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.
- ^ "Sloane's A063980 : Pillai primes". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.
- ^ E. Friedman, "What's Special About This Number" Accessed 2 January 2006 and again 15 August 2007.