Q: Is 138,291 a Prime Number?
A: No, 138,291 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 138291 can be evenly divided by 1 3 31 93 1,487 4,461 46,097 and 138,291, with no remainder.
Since 138,291 cannot be divided by just 1 and 138,291, it is not a prime number.