Q: Is 16,515 a Prime Number?
A: No, 16,515 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 16515 can be evenly divided by 1 3 5 9 15 45 367 1,101 1,835 3,303 5,505 and 16,515, with no remainder.
Since 16,515 cannot be divided by just 1 and 16,515, it is not a prime number.