Q: Is 138,501 a Prime Number?
A: No, 138,501 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 138501 can be evenly divided by 1 3 9 11 33 99 1,399 4,197 12,591 15,389 46,167 and 138,501, with no remainder.
Since 138,501 cannot be divided by just 1 and 138,501, it is not a prime number.