Q: Is 505,471 a Prime Number?
A: No, 505,471 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 505471 can be evenly divided by 1 23 21,977 and 505,471, with no remainder.
Since 505,471 cannot be divided by just 1 and 505,471, it is not a prime number.