Q: Is 505,842 a Prime Number?
A: No, 505,842 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 505842 can be evenly divided by 1 2 3 6 84,307 168,614 252,921 and 505,842, with no remainder.
Since 505,842 cannot be divided by just 1 and 505,842, it is not a prime number.