Q: Is 420,963 a Prime Number?
A: No, 420,963 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 420963 can be evenly divided by 1 3 140,321 and 420,963, with no remainder.
Since 420,963 cannot be divided by just 1 and 420,963, it is not a prime number.