Q: Is 138,615 a Prime Number?
A: No, 138,615 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 138615 can be evenly divided by 1 3 5 15 9,241 27,723 46,205 and 138,615, with no remainder.
Since 138,615 cannot be divided by just 1 and 138,615, it is not a prime number.