Q: Is 155,138 a Prime Number?
A: No, 155,138 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 155138 can be evenly divided by 1 2 77,569 and 155,138, with no remainder.
Since 155,138 cannot be divided by just 1 and 155,138, it is not a prime number.