156 (number)
Natural number
From Wikipedia, the free encyclopedia
156 (one hundred [and] fifty-six) is the natural number, following 155 and preceding 157.
Cardinalone hundred fifty-six
Ordinal156th
(one hundred fifty-sixth)
(one hundred fifty-sixth)
Factorization22 Ã 3 Ã 13
Divisors1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156
| ||||
|---|---|---|---|---|
| Cardinal | one hundred fifty-six | |||
| Ordinal | 156th (one hundred fifty-sixth) | |||
| Factorization | 22 Ã 3 Ã 13 | |||
| Divisors | 1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156 | |||
| Greek numeral | ΡÎÏ´ | |||
| Roman numeral | CLVI, clvi | |||
| Binary | 100111002 | |||
| Ternary | 122103 | |||
| Senary | 4206 | |||
| Octal | 2348 | |||
| Duodecimal | 11012 | |||
| Hexadecimal | 9C16 | |||
In mathematics
156 is an abundant number, a pronic number, a dodecagonal number,[1] and a refactorable number.
156 is the number of graphs on 6 unlabeled nodes.[2]
156 is a repdigit in base 5 (1111), and also in bases 25, 38, 51, 77, and 155.
156 degrees is the internal angle of a pentadecagon.
