Q: Is 138,771 a Prime Number?
A: No, 138,771 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 138771 can be evenly divided by 1 3 9 17 51 153 907 2,721 8,163 15,419 46,257 and 138,771, with no remainder.
Since 138,771 cannot be divided by just 1 and 138,771, it is not a prime number.