Q: Is 320,738 a Prime Number?
A: No, 320,738 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 320738 can be evenly divided by 1 2 11 22 61 122 239 478 671 1,342 2,629 5,258 14,579 29,158 160,369 and 320,738, with no remainder.
Since 320,738 cannot be divided by just 1 and 320,738, it is not a prime number.