Q: Is 420,470 a Prime Number?
A: No, 420,470 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 420470 can be evenly divided by 1 2 5 10 19 38 95 190 2,213 4,426 11,065 22,130 42,047 84,094 210,235 and 420,470, with no remainder.
Since 420,470 cannot be divided by just 1 and 420,470, it is not a prime number.