Q: Is 189,123 a Prime Number?
A: No, 189,123 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 189123 can be evenly divided by 1 3 11 33 121 363 521 1,563 5,731 17,193 63,041 and 189,123, with no remainder.
Since 189,123 cannot be divided by just 1 and 189,123, it is not a prime number.