Q: Is 680,634 a Prime Number?
A: No, 680,634 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 680634 can be evenly divided by 1 2 3 6 9 18 37,813 75,626 113,439 226,878 340,317 and 680,634, with no remainder.
Since 680,634 cannot be divided by just 1 and 680,634, it is not a prime number.