Q: Is 18,238 a Prime Number?
A: No, 18,238 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 18238 can be evenly divided by 1 2 11 22 829 1,658 9,119 and 18,238, with no remainder.
Since 18,238 cannot be divided by just 1 and 18,238, it is not a prime number.