Q: Is 505,717 a Prime Number?
A: No, 505,717 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 505717 can be evenly divided by 1 461 1,097 and 505,717, with no remainder.
Since 505,717 cannot be divided by just 1 and 505,717, it is not a prime number.