Q: Is 556,505 a Prime Number?
A: No, 556,505 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 556505 can be evenly divided by 1 5 111,301 and 556,505, with no remainder.
Since 556,505 cannot be divided by just 1 and 556,505, it is not a prime number.