Q: Is 20,836 a Prime Number?
A: No, 20,836 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 20836 can be evenly divided by 1 2 4 5,209 10,418 and 20,836, with no remainder.
Since 20,836 cannot be divided by just 1 and 20,836, it is not a prime number.