Q: Is 159,309 a Prime Number?
A: No, 159,309 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 159309 can be evenly divided by 1 3 9 31 93 279 571 1,713 5,139 17,701 53,103 and 159,309, with no remainder.
Since 159,309 cannot be divided by just 1 and 159,309, it is not a prime number.