Q: Is 328,628 a Prime Number?
A: No, 328,628 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 328628 can be evenly divided by 1 2 4 29 58 116 2,833 5,666 11,332 82,157 164,314 and 328,628, with no remainder.
Since 328,628 cannot be divided by just 1 and 328,628, it is not a prime number.