Q: Is 200,170 a Prime Number?

A: No, 200,170 is not a prime number.

Why is 200,170 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 200170 can be evenly divided by 1 2 5 10 37 74 185 370 541 1,082 2,705 5,410 20,017 40,034 100,085 and 200,170, with no remainder.

Since 200,170 cannot be divided by just 1 and 200,170, it is not a prime number.

Number	200,168	200,169	200,171	200,172
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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