Q: Is 768,321 a Prime Number?
A: No, 768,321 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 768321 can be evenly divided by 1 3 9 85,369 256,107 and 768,321, with no remainder.
Since 768,321 cannot be divided by just 1 and 768,321, it is not a prime number.