Q: Is 231,508 a Prime Number?
A: No, 231,508 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 231508 can be evenly divided by 1 2 4 31 62 124 1,867 3,734 7,468 57,877 115,754 and 231,508, with no remainder.
Since 231,508 cannot be divided by just 1 and 231,508, it is not a prime number.