Q: Is 921,423 a Prime Number?
A: No, 921,423 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 921423 can be evenly divided by 1 3 101 303 3,041 9,123 307,141 and 921,423, with no remainder.
Since 921,423 cannot be divided by just 1 and 921,423, it is not a prime number.