Q: Is 178,139 a Prime Number?
A: No, 178,139 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 178139 can be evenly divided by 1 13 71 193 923 2,509 13,703 and 178,139, with no remainder.
Since 178,139 cannot be divided by just 1 and 178,139, it is not a prime number.