Q: Is 20,963 a Prime Number?
A: Yes, 20,963 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 20963 can be evenly divided by 1 and 20,963, with no remainder.
Since 20,963 can be divided by just 1 and 20,963, it is a prime number.