Q: Is 243,223 a Prime Number?
A: No, 243,223 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 243223 can be evenly divided by 1 29 8,387 and 243,223, with no remainder.
Since 243,223 cannot be divided by just 1 and 243,223, it is not a prime number.