Q: Is 108,309 a Prime Number?
A: No, 108,309 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 108309 can be evenly divided by 1 3 79 237 457 1,371 36,103 and 108,309, with no remainder.
Since 108,309 cannot be divided by just 1 and 108,309, it is not a prime number.