Q: Is 133,216 a Prime Number?
A: No, 133,216 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 133216 can be evenly divided by 1 2 4 8 16 23 32 46 92 181 184 362 368 724 736 1,448 2,896 4,163 5,792 8,326 16,652 33,304 66,608 and 133,216, with no remainder.
Since 133,216 cannot be divided by just 1 and 133,216, it is not a prime number.