Q: Is 18,618 a Prime Number?
A: No, 18,618 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 18618 can be evenly divided by 1 2 3 6 29 58 87 107 174 214 321 642 3,103 6,206 9,309 and 18,618, with no remainder.
Since 18,618 cannot be divided by just 1 and 18,618, it is not a prime number.