Q: Is 530,309 a Prime Number?
A: No, 530,309 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 530309 can be evenly divided by 1 13 19 113 247 361 1,469 2,147 4,693 27,911 40,793 and 530,309, with no remainder.
Since 530,309 cannot be divided by just 1 and 530,309, it is not a prime number.