305 (number)
Natural number From Wikipedia, the free encyclopedia
305 is the natural number following 304 and preceding 306.
| ||||
|---|---|---|---|---|
| Cardinal | three hundred five | |||
| Ordinal | 305th (three hundred fifth) | |||
| Factorization | 5 × 61 | |||
| Divisors | 1, 5, 61, 305 | |||
| Greek numeral | ΤΕ´ | |||
| Roman numeral | CCCV, cccv | |||
| Binary | 1001100012 | |||
| Ternary | 1020223 | |||
| Senary | 12256 | |||
| Octal | 4618 | |||
| Duodecimal | 21512 | |||
| Hexadecimal | 13116 | |||
In mathematics
- 305 is an odd composite number with two prime factors.[1]
- 305 is the convolution of the first 7 primes with themselves.[2]
- 305 is the fifth hexagonal prism number which is defined by (n+1)(3n2+3n+1).[3]
- 305 is the hypotenuse of two Pythagorean triples. 3052=2072+2242=1362+2732.[4][5]
References
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