Q: Is 423,501 a Prime Number?
A: No, 423,501 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 423501 can be evenly divided by 1 3 13 39 10,859 32,577 141,167 and 423,501, with no remainder.
Since 423,501 cannot be divided by just 1 and 423,501, it is not a prime number.