Q: Is 318,138 a Prime Number?
A: No, 318,138 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 318138 can be evenly divided by 1 2 3 6 17 34 51 102 3,119 6,238 9,357 18,714 53,023 106,046 159,069 and 318,138, with no remainder.
Since 318,138 cannot be divided by just 1 and 318,138, it is not a prime number.