Q: Is 420,481 a Prime Number?
A: Yes, 420,481 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 420481 can be evenly divided by 1 and 420,481, with no remainder.
Since 420,481 can be divided by just 1 and 420,481, it is a prime number.