Q: Is 21,495 a Prime Number?
A: No, 21,495 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 21495 can be evenly divided by 1 3 5 15 1,433 4,299 7,165 and 21,495, with no remainder.
Since 21,495 cannot be divided by just 1 and 21,495, it is not a prime number.