Q: Is 311,423 a Prime Number?
A: No, 311,423 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 311423 can be evenly divided by 1 7 17 119 2,617 18,319 44,489 and 311,423, with no remainder.
Since 311,423 cannot be divided by just 1 and 311,423, it is not a prime number.