# Question Is 256,009 a prime number?

### Short answer

The number **256,009 is NOT a PRIME** number.

#### How to check if the number 256,009 is a prime number

A prime number can be divided, without a remainder, only by itself and by 1. For example, 13 can be divided only by 13 and by 1. In this case, the number **256,009** that you looked for, **is NOT a PRIME number**, so it devides by **1,13, 47, 419, 611, 5447, ** and of course **256,009**.