Q: Is 420,216 a Prime Number?
A: No, 420,216 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 420216 can be evenly divided by 1 2 3 4 6 8 12 24 17,509 35,018 52,527 70,036 105,054 140,072 210,108 and 420,216, with no remainder.
Since 420,216 cannot be divided by just 1 and 420,216, it is not a prime number.