Q: Is 311,020 a Prime Number?
A: No, 311,020 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 311020 can be evenly divided by 1 2 4 5 10 20 15,551 31,102 62,204 77,755 155,510 and 311,020, with no remainder.
Since 311,020 cannot be divided by just 1 and 311,020, it is not a prime number.