Q: Is 423,816 a Prime Number?
A: No, 423,816 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 423816 can be evenly divided by 1 2 3 4 6 8 12 24 17,659 35,318 52,977 70,636 105,954 141,272 211,908 and 423,816, with no remainder.
Since 423,816 cannot be divided by just 1 and 423,816, it is not a prime number.