Q: Is 215,508 a Prime Number?
A: No, 215,508 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 215508 can be evenly divided by 1 2 3 4 6 12 17,959 35,918 53,877 71,836 107,754 and 215,508, with no remainder.
Since 215,508 cannot be divided by just 1 and 215,508, it is not a prime number.