Q: Is 505,508 a Prime Number?

A: No, 505,508 is not a prime number.

Why is 505,508 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 505508 can be evenly divided by 1 2 4 43 86 172 2,939 5,878 11,756 126,377 252,754 and 505,508, with no remainder.

Since 505,508 cannot be divided by just 1 and 505,508, it is not a prime number.

Number	505,506	505,507	505,509	505,510
Prime?	no	no	no	no

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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