139 (number)
| ||||
|---|---|---|---|---|
| Cardinal | one hundred thirty-nine | |||
| Ordinal |
139th (one hundred and thirty-ninth) | |||
| Factorization | prime | |||
| Prime | 34th | |||
| Divisors | 1, 139 | |||
| Roman numeral | CXXXIX | |||
| Binary | 100010112 | |||
| Ternary | 120113 | |||
| Quaternary | 20234 | |||
| Quinary | 10245 | |||
| Senary | 3516 | |||
| Octal | 2138 | |||
| Duodecimal | B712 | |||
| Hexadecimal | 8B16 | |||
| Vigesimal | 6J20 | |||
| Base 36 | 3V36 | |||
139 (One hundred [and] thirty-nine) is the natural number following 138 and preceding 140.
In mathematics
139 is the 34th prime number. It is a twin prime with 137. Because 141 is a semiprime, 139 is a Chen prime. 139 is the smallest prime before a prime gap of length 10.[1]
This number is the sum of five consecutive prime numbers (19 + 23 + 29 + 31 + 37).
It is the smallest factor of 64079. It is also the smallest factor of the first nine terms of the Euclid–Mullin sequence, making it the tenth term.
139 is a happy number[2] and a strictly non-palindromic number.[3]
In the military
- RUM-139 VL-ASROC is a United States Navy ASROC anti-submarine missile
- USS Agent (AM-139) was a United States Navy Admirable class minesweeper during World War II
- USS Broadwater (APA-139) was a United States Navy Haskell-class attack transport during World War II
- USS Farquhar (DE-139) was a United States Navy destroyer during World War II
- USS General R. E. Callan (AP-139) was a United States Navy transport ship during World War I and World War II
- USS Octorara (IX-139) was a tanker loaned to the Soviet Union during World War II, then returned to the United States in 1944
- USS Pavo (AK-139) was a United States Navy cargo ship during World War II
- USS Salem (CA-139) was a United States Navy Des Moines-class heavy cruiser following World War II
- USS Ward (DD-139) was a United States Navy Wickes-class destroyer during World War II
In transportation
- British Rail Class 139 is the TOPS classification assigned to the lightweight railcars by London Midland on the Stourbridge Town Branch Line
- Fiat M139 platform is the next-generation premium rear wheel drive automobile platform from Fiat
- London Buses route 139 is a Transport for London contracted bus route in London
In other fields
139 is also:
- The year AD 139 or 139 BC
- 139 AH is a year in the Islamic calendar that corresponds to 756 – 757 CE.
- 139 Juewa is a large and dark Main belt asteroid discovered in 1874
- The atomic number of Untriennium, an unsynthesized chemical element
- Gull Lake No. 139 is a rural municipality in Saskatchewan, Canada
- Sonnet 139 by William Shakespeare
- 139 Rb Gahhie is a village in Chak Jhumra Tehsil in the Punjab province of Pakistan
- Miss 139 was a 1921 film starring Diana Allen and Marc McDermott
- Motorola C139 model cellphone
- 139 is the danger zone according to rapper big L
See also
- List of highways numbered 139
- M139 (disambiguation)
- United Nations Security Council Resolution 139
- United States Supreme Court cases, Volume 139
References
- ↑ Wells, D. The Penguin Dictionary of Curious and Interesting Numbers London: Penguin Group. (1987): 139
- ↑ "Sloane's A007770 : Happy numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-27.
- ↑ "Sloane's A016038 : Strictly non-palindromic numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-27.
External links
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