Q: Is 84,321 a Prime Number?
A: No, 84,321 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 84321 can be evenly divided by 1 3 9 27 81 243 347 1,041 3,123 9,369 28,107 and 84,321, with no remainder.
Since 84,321 cannot be divided by just 1 and 84,321, it is not a prime number.