Q: Is 316,605 a Prime Number?
A: No, 316,605 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 316605 can be evenly divided by 1 3 5 15 21,107 63,321 105,535 and 316,605, with no remainder.
Since 316,605 cannot be divided by just 1 and 316,605, it is not a prime number.