Q: Is 420,016 a Prime Number?
A: No, 420,016 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 420016 can be evenly divided by 1 2 4 8 16 26,251 52,502 105,004 210,008 and 420,016, with no remainder.
Since 420,016 cannot be divided by just 1 and 420,016, it is not a prime number.