Q: Is 243,743 a Prime Number?
A: No, 243,743 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 243743 can be evenly divided by 1 71 3,433 and 243,743, with no remainder.
Since 243,743 cannot be divided by just 1 and 243,743, it is not a prime number.