Q: Is 420,217 a Prime Number?
A: No, 420,217 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 420217 can be evenly divided by 1 7 173 347 1,211 2,429 60,031 and 420,217, with no remainder.
Since 420,217 cannot be divided by just 1 and 420,217, it is not a prime number.