Q: Is 421,411 a Prime Number?
A: No, 421,411 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 421411 can be evenly divided by 1 617 683 and 421,411, with no remainder.
Since 421,411 cannot be divided by just 1 and 421,411, it is not a prime number.