Q: Is 506,313 a Prime Number?
A: No, 506,313 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 506313 can be evenly divided by 1 3 9 101 303 557 909 1,671 5,013 56,257 168,771 and 506,313, with no remainder.
Since 506,313 cannot be divided by just 1 and 506,313, it is not a prime number.