Q: Is 505,385 a Prime Number?
A: No, 505,385 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 505385 can be evenly divided by 1 5 61 305 1,657 8,285 101,077 and 505,385, with no remainder.
Since 505,385 cannot be divided by just 1 and 505,385, it is not a prime number.