Q: Is 21,733 a Prime Number?
A: No, 21,733 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 21733 can be evenly divided by 1 103 211 and 21,733, with no remainder.
Since 21,733 cannot be divided by just 1 and 21,733, it is not a prime number.