Q: Is 129,815 a Prime Number?
A: No, 129,815 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 129815 can be evenly divided by 1 5 7 35 3,709 18,545 25,963 and 129,815, with no remainder.
Since 129,815 cannot be divided by just 1 and 129,815, it is not a prime number.