Q: Is 671,231 a Prime Number?
A: No, 671,231 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 671231 can be evenly divided by 1 11 139 439 1,529 4,829 61,021 and 671,231, with no remainder.
Since 671,231 cannot be divided by just 1 and 671,231, it is not a prime number.