Q: Is 311,489 a Prime Number?
A: No, 311,489 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 311489 can be evenly divided by 1 23 29 467 667 10,741 13,543 and 311,489, with no remainder.
Since 311,489 cannot be divided by just 1 and 311,489, it is not a prime number.