Q: Is 680,872 a Prime Number?
A: No, 680,872 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 680872 can be evenly divided by 1 2 4 8 85,109 170,218 340,436 and 680,872, with no remainder.
Since 680,872 cannot be divided by just 1 and 680,872, it is not a prime number.