Q: Is 630,628 a Prime Number?
A: No, 630,628 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 630628 can be evenly divided by 1 2 4 37 74 148 4,261 8,522 17,044 157,657 315,314 and 630,628, with no remainder.
Since 630,628 cannot be divided by just 1 and 630,628, it is not a prime number.