Q: Is 516,231 a Prime Number?
A: No, 516,231 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 516231 can be evenly divided by 1 3 9 41 123 369 1,399 4,197 12,591 57,359 172,077 and 516,231, with no remainder.
Since 516,231 cannot be divided by just 1 and 516,231, it is not a prime number.