Q: Is 538,507 a Prime Number?
A: No, 538,507 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 538507 can be evenly divided by 1 349 1,543 and 538,507, with no remainder.
Since 538,507 cannot be divided by just 1 and 538,507, it is not a prime number.