# Is 25009999 a prime number?

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

No, 25 009 999 is not a prime number.

For example, 25 009 999 can be divided by 7: 25 009 999 / 7 = 3 572 857.

For 25 009 999 to be a prime number, it would have been required that 25 009 999 has only two divisors, i.e., itself and 1.

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