Q: Is 200,172 a Prime Number?

A: No, 200,172 is not a prime number.

Why is 200,172 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 200172 can be evenly divided by 1 2 3 4 6 7 12 14 21 28 42 84 2,383 4,766 7,149 9,532 14,298 16,681 28,596 33,362 50,043 66,724 100,086 and 200,172, with no remainder.

Since 200,172 cannot be divided by just 1 and 200,172, it is not a prime number.

Number	200,170	200,171	200,173	200,174
Prime?	no	yes	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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