Q: Is 7,143,021 a Prime Number?
A: No, 7,143,021 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 7143021 can be evenly divided by 1 3 9 793,669 2,381,007 and 7,143,021, with no remainder.
Since 7,143,021 cannot be divided by just 1 and 7,143,021, it is not a prime number.