Q: Is 168,536 a Prime Number?
A: No, 168,536 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 168536 can be evenly divided by 1 2 4 8 21,067 42,134 84,268 and 168,536, with no remainder.
Since 168,536 cannot be divided by just 1 and 168,536, it is not a prime number.