Q: Is 9,420,021 a Prime Number?
A: No, 9,420,021 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 9420021 can be evenly divided by 1 3 9 13 39 117 80,513 241,539 724,617 1,046,669 3,140,007 and 9,420,021, with no remainder.
Since 9,420,021 cannot be divided by just 1 and 9,420,021, it is not a prime number.