Is 139009 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 139 009 is not a prime number.
For example, 139 009 can be divided by 13: 139 009 / 13 = 10 693.
For 139 009 to be a prime number, it would have been required that 139 009 has only two divisors, i.e., itself and 1.
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