Q: Is 84,021 a Prime Number?
A: No, 84,021 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 84021 can be evenly divided by 1 3 7 21 4,001 12,003 28,007 and 84,021, with no remainder.
Since 84,021 cannot be divided by just 1 and 84,021, it is not a prime number.