Q: Is 628,630 a Prime Number?
A: No, 628,630 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 628630 can be evenly divided by 1 2 5 10 37 74 185 370 1,699 3,398 8,495 16,990 62,863 125,726 314,315 and 628,630, with no remainder.
Since 628,630 cannot be divided by just 1 and 628,630, it is not a prime number.