Q: Is 423,129 a Prime Number?
A: No, 423,129 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 423129 can be evenly divided by 1 3 7 21 20,149 60,447 141,043 and 423,129, with no remainder.
Since 423,129 cannot be divided by just 1 and 423,129, it is not a prime number.