Q: Is 240,243 a Prime Number?
A: No, 240,243 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 240243 can be evenly divided by 1 3 73 219 1,097 3,291 80,081 and 240,243, with no remainder.
Since 240,243 cannot be divided by just 1 and 240,243, it is not a prime number.