Q: Is 128,872 a Prime Number?
A: No, 128,872 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 128872 can be evenly divided by 1 2 4 8 89 178 181 356 362 712 724 1,448 16,109 32,218 64,436 and 128,872, with no remainder.
Since 128,872 cannot be divided by just 1 and 128,872, it is not a prime number.