Q: Is 66,321 a Prime Number?
A: No, 66,321 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 66321 can be evenly divided by 1 3 9 7,369 22,107 and 66,321, with no remainder.
Since 66,321 cannot be divided by just 1 and 66,321, it is not a prime number.