Q: Is 505,395 a Prime Number?
A: No, 505,395 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 505395 can be evenly divided by 1 3 5 9 11 15 33 45 55 99 165 495 1,021 3,063 5,105 9,189 11,231 15,315 33,693 45,945 56,155 101,079 168,465 and 505,395, with no remainder.
Since 505,395 cannot be divided by just 1 and 505,395, it is not a prime number.