Q: Is 421,797 a Prime Number?
A: No, 421,797 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 421797 can be evenly divided by 1 3 23 69 6,113 18,339 140,599 and 421,797, with no remainder.
Since 421,797 cannot be divided by just 1 and 421,797, it is not a prime number.