Q: Is 428,963 a Prime Number?
A: No, 428,963 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 428963 can be evenly divided by 1 19 107 211 2,033 4,009 22,577 and 428,963, with no remainder.
Since 428,963 cannot be divided by just 1 and 428,963, it is not a prime number.