Q: Is 321,396 a Prime Number?
A: No, 321,396 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 321396 can be evenly divided by 1 2 3 4 6 12 26,783 53,566 80,349 107,132 160,698 and 321,396, with no remainder.
Since 321,396 cannot be divided by just 1 and 321,396, it is not a prime number.