Q: Is 138,911 a Prime Number?
A: No, 138,911 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 138911 can be evenly divided by 1 31 4,481 and 138,911, with no remainder.
Since 138,911 cannot be divided by just 1 and 138,911, it is not a prime number.