Q: Is 320,489 a Prime Number?
A: No, 320,489 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 320489 can be evenly divided by 1 13 89 277 1,157 3,601 24,653 and 320,489, with no remainder.
Since 320,489 cannot be divided by just 1 and 320,489, it is not a prime number.