Q: Is 40,816 a Prime Number?
A: No, 40,816 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 40816 can be evenly divided by 1 2 4 8 16 2,551 5,102 10,204 20,408 and 40,816, with no remainder.
Since 40,816 cannot be divided by just 1 and 40,816, it is not a prime number.