Q: Is 138,538 a Prime Number?
A: No, 138,538 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 138538 can be evenly divided by 1 2 113 226 613 1,226 69,269 and 138,538, with no remainder.
Since 138,538 cannot be divided by just 1 and 138,538, it is not a prime number.