Q: Is 249,315 a Prime Number?
A: No, 249,315 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 249315 can be evenly divided by 1 3 5 11 15 33 55 165 1,511 4,533 7,555 16,621 22,665 49,863 83,105 and 249,315, with no remainder.
Since 249,315 cannot be divided by just 1 and 249,315, it is not a prime number.