Q: Is 688,102 a Prime Number?
A: No, 688,102 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 688102 can be evenly divided by 1 2 269 538 1,279 2,558 344,051 and 688,102, with no remainder.
Since 688,102 cannot be divided by just 1 and 688,102, it is not a prime number.