Q: Is 218,278 a Prime Number?
A: No, 218,278 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 218278 can be evenly divided by 1 2 109,139 and 218,278, with no remainder.
Since 218,278 cannot be divided by just 1 and 218,278, it is not a prime number.