Q: Is 530,521 a Prime Number?
A: No, 530,521 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 530521 can be evenly divided by 1 197 2,693 and 530,521, with no remainder.
Since 530,521 cannot be divided by just 1 and 530,521, it is not a prime number.