Q: Is 21,935 a Prime Number?
A: No, 21,935 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 21935 can be evenly divided by 1 5 41 107 205 535 4,387 and 21,935, with no remainder.
Since 21,935 cannot be divided by just 1 and 21,935, it is not a prime number.