Q: Is 166,743 a Prime Number?
A: No, 166,743 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 166743 can be evenly divided by 1 3 9 97 191 291 573 873 1,719 18,527 55,581 and 166,743, with no remainder.
Since 166,743 cannot be divided by just 1 and 166,743, it is not a prime number.