Q: Is 215,216 a Prime Number?
A: No, 215,216 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 215216 can be evenly divided by 1 2 4 8 16 13,451 26,902 53,804 107,608 and 215,216, with no remainder.
Since 215,216 cannot be divided by just 1 and 215,216, it is not a prime number.