Q: Is 505,887 a Prime Number?
A: No, 505,887 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 505887 can be evenly divided by 1 3 168,629 and 505,887, with no remainder.
Since 505,887 cannot be divided by just 1 and 505,887, it is not a prime number.