# Is 157427209 a prime number?

It is possible to find out using mathematical methods whether a given integer is a prime number or not.

No, 157 427 209 is not a prime number.

For example, 157 427 209 can be divided by 12 547: 157 427 209 / 12547 = 12 547.

For 157 427 209 to be a prime number, it would have been required that 157 427 209 has only two divisors, i.e., itself and 1.

Find out more: