Q: Is 342,321 a Prime Number?
A: No, 342,321 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 342321 can be evenly divided by 1 3 7 21 16,301 48,903 114,107 and 342,321, with no remainder.
Since 342,321 cannot be divided by just 1 and 342,321, it is not a prime number.