Q: Is 12,423 a Prime Number?
A: No, 12,423 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 12423 can be evenly divided by 1 3 41 101 123 303 4,141 and 12,423, with no remainder.
Since 12,423 cannot be divided by just 1 and 12,423, it is not a prime number.