270 (number)
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| ||||
|---|---|---|---|---|
| Cardinal | two hundred seventy | |||
| Ordinal | 270th (two hundred seventieth) | |||
| Factorization | 2 × 33× 5 | |||
| Divisors | 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270 | |||
| Greek numeral | ΣΟ´ | |||
| Roman numeral | CCLXX | |||
| Binary | 1000011102 | |||
| Ternary | 1010003 | |||
| Quaternary | 100324 | |||
| Quinary | 20405 | |||
| Senary | 11306 | |||
| Octal | 4168 | |||
| Duodecimal | 1A612 | |||
| Hexadecimal | 10E16 | |||
| Vigesimal | DA20 | |||
| Base 36 | 7I36 | |||
270 (two hundred [and] seventy) is the natural number following 269 and preceding 271.
In mathematics[edit]
- 270 is a harmonic divisor number.[1]
- 270 is the fourth number that is divisible by its average integer divisor.[2]
- 270 degrees is equal to three-fourths of a turn.[3] This also means that radians.[4]
- and are both prime numbers, making 270 surrounded by twin primes.[5]
- 270 is the number of divisors that (a factorial) has.[6]
In politics[edit]
- In the United States electoral college, 270 is the minimum number of electors, out of 538, required for a presidential candidate to be elected to the presidency.[7]
In other fields[edit]
- Area code 270 covers Western Kentucky.[8]
References[edit]
- ↑ Sloane, N. J. A. (ed.). "Sequence A001599 (Harmonic or Ore numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.
- ↑ Sloane, N. J. A. (ed.). "Sequence A007340". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ "270 degrees". www.geogebra.org.
- ↑ "Intro to Trig" (PDF). blogs.nvcc.edu. Retrieved 27 February 2024.
- ↑ "Twin prime numbers". mathworld.wolfram.com.
- ↑ Sloane, N. J. A. (ed.). "Sequence A027423 (Number of divisors of n!.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ↑ "What is the Electoral College?". National Archives. 2019-08-27. Retrieved 2024-11-05.
- ↑ "270 Area Code - USA.com™". www.usa.com. Retrieved 2024-11-05.
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