Q: Is 720,628 a Prime Number?
A: No, 720,628 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 720628 can be evenly divided by 1 2 4 257 514 701 1,028 1,402 2,804 180,157 360,314 and 720,628, with no remainder.
Since 720,628 cannot be divided by just 1 and 720,628, it is not a prime number.