Q: Is 125,689 a Prime Number?
A: No, 125,689 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 125689 can be evenly divided by 1 37 43 79 1,591 2,923 3,397 and 125,689, with no remainder.
Since 125,689 cannot be divided by just 1 and 125,689, it is not a prime number.