Q: Is 288,009 a Prime Number?

A: No, 288,009 is not a prime number.

Why is 288,009 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 288009 can be evenly divided by 1 3 9 27 10,667 32,001 96,003 and 288,009, with no remainder.

Since 288,009 cannot be divided by just 1 and 288,009, it is not a prime number.

Number	288,007	288,008	288,010	288,011
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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