Q: Is 513,215 a Prime Number?
A: No, 513,215 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 513215 can be evenly divided by 1 5 102,643 and 513,215, with no remainder.
Since 513,215 cannot be divided by just 1 and 513,215, it is not a prime number.