Q: Is 420,669 a Prime Number?
A: No, 420,669 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 420669 can be evenly divided by 1 3 9 43 129 387 1,087 3,261 9,783 46,741 140,223 and 420,669, with no remainder.
Since 420,669 cannot be divided by just 1 and 420,669, it is not a prime number.