Q: Is 77,170 a Prime Number?

A: No, 77,170 is not a prime number.

Why is 77,170 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 77170 can be evenly divided by 1 2 5 10 7,717 15,434 38,585 and 77,170, with no remainder.

Since 77,170 cannot be divided by just 1 and 77,170, it is not a prime number.

Number	77,168	77,169	77,171	77,172
Prime?	no	no	yes	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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