Q: Is 628,730 a Prime Number?
A: No, 628,730 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 628730 can be evenly divided by 1 2 5 10 62,873 125,746 314,365 and 628,730, with no remainder.
Since 628,730 cannot be divided by just 1 and 628,730, it is not a prime number.