Q: Is 231,321 a Prime Number?
A: No, 231,321 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 231321 can be evenly divided by 1 3 83 249 929 2,787 77,107 and 231,321, with no remainder.
Since 231,321 cannot be divided by just 1 and 231,321, it is not a prime number.