Q: Is 420,019 a Prime Number?
A: No, 420,019 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 420019 can be evenly divided by 1 17 31 527 797 13,549 24,707 and 420,019, with no remainder.
Since 420,019 cannot be divided by just 1 and 420,019, it is not a prime number.