Q: Is 80,605 a Prime Number?

A: No, 80,605 is not a prime number.

Why is 80,605 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 80605 can be evenly divided by 1 5 7 35 47 49 235 245 329 343 1,645 1,715 2,303 11,515 16,121 and 80,605, with no remainder.

Since 80,605 cannot be divided by just 1 and 80,605, it is not a prime number.

Number	80,603	80,604	80,606	80,607
Prime?	yes	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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