Q: Is 138,507 a Prime Number?
A: No, 138,507 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 138507 can be evenly divided by 1 3 137 337 411 1,011 46,169 and 138,507, with no remainder.
Since 138,507 cannot be divided by just 1 and 138,507, it is not a prime number.