Q: Is 128,875 a Prime Number?
A: No, 128,875 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 128875 can be evenly divided by 1 5 25 125 1,031 5,155 25,775 and 128,875, with no remainder.
Since 128,875 cannot be divided by just 1 and 128,875, it is not a prime number.