Q: Is 323,428 a Prime Number?
A: No, 323,428 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 323428 can be evenly divided by 1 2 4 7 14 28 11,551 23,102 46,204 80,857 161,714 and 323,428, with no remainder.
Since 323,428 cannot be divided by just 1 and 323,428, it is not a prime number.