Q: Is 231,628 a Prime Number?
A: No, 231,628 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 231628 can be evenly divided by 1 2 4 79 158 316 733 1,466 2,932 57,907 115,814 and 231,628, with no remainder.
Since 231,628 cannot be divided by just 1 and 231,628, it is not a prime number.