Q: Is 243,308 a Prime Number?
A: No, 243,308 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 243308 can be evenly divided by 1 2 4 13 26 52 4,679 9,358 18,716 60,827 121,654 and 243,308, with no remainder.
Since 243,308 cannot be divided by just 1 and 243,308, it is not a prime number.