Q: Is 138,635 a Prime Number?
A: No, 138,635 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 138635 can be evenly divided by 1 5 7 17 35 85 119 233 595 1,165 1,631 3,961 8,155 19,805 27,727 and 138,635, with no remainder.
Since 138,635 cannot be divided by just 1 and 138,635, it is not a prime number.