Q: Is 42,318 a Prime Number?
A: No, 42,318 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 42318 can be evenly divided by 1 2 3 6 9 18 2,351 4,702 7,053 14,106 21,159 and 42,318, with no remainder.
Since 42,318 cannot be divided by just 1 and 42,318, it is not a prime number.