Q: Is 518,218 a Prime Number?
A: No, 518,218 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 518218 can be evenly divided by 1 2 113 226 2,293 4,586 259,109 and 518,218, with no remainder.
Since 518,218 cannot be divided by just 1 and 518,218, it is not a prime number.