Q: Is 159,128 a Prime Number?
A: No, 159,128 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 159128 can be evenly divided by 1 2 4 8 19,891 39,782 79,564 and 159,128, with no remainder.
Since 159,128 cannot be divided by just 1 and 159,128, it is not a prime number.