Q: Is 518,274 a Prime Number?
A: No, 518,274 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 518274 can be evenly divided by 1 2 3 6 9 18 28,793 57,586 86,379 172,758 259,137 and 518,274, with no remainder.
Since 518,274 cannot be divided by just 1 and 518,274, it is not a prime number.