Q: Is 423,171 a Prime Number?
A: No, 423,171 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 423171 can be evenly divided by 1 3 7 9 21 27 63 189 2,239 6,717 15,673 20,151 47,019 60,453 141,057 and 423,171, with no remainder.
Since 423,171 cannot be divided by just 1 and 423,171, it is not a prime number.