Q: Is 162,243 a Prime Number?
A: No, 162,243 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 162243 can be evenly divided by 1 3 9 27 81 2,003 6,009 18,027 54,081 and 162,243, with no remainder.
Since 162,243 cannot be divided by just 1 and 162,243, it is not a prime number.