153 (number)
| ||||
|---|---|---|---|---|
| Cardinal | one hundred fifty-three | |||
| Ordinal | 153rd (one hundred fifty-third) | |||
| Factorization | 32 × 17 | |||
| Divisors | 1, 3, 9, 17, 51, 153 | |||
| Greek numeral | ΡΝΓ´ | |||
| Roman numeral | CLIII, cliii | |||
| Binary | 100110012 | |||
| Ternary | 122003 | |||
| Senary | 4136 | |||
| Octal | 2318 | |||
| Duodecimal | 10912 | |||
| Hexadecimal | 9916 | |||
153 (one hundred [and] fifty-three) is a natural number and integer following 152 and preceding 154.
It is the sum of the first 17 integers, and also the sum of the first five positive factorials. It is the 17th triangular number.