Q: Is 3,140,021 a Prime Number?
A: No, 3,140,021 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 3140021 can be evenly divided by 1 31 199 509 6,169 15,779 101,291 and 3,140,021, with no remainder.
Since 3,140,021 cannot be divided by just 1 and 3,140,021, it is not a prime number.