Q: Is 1,287 a Composite Number?

 A: Yes, 1,287 is a composite number.

Why is 1,287 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 1,287 can be evenly divided by 1 3 9 11 13 33 39 99 117 143 429 and 1,287, with no remainder.

Since 1,287 cannot be divided by just 1 and 1,287, it is a composite number.


More Examples

Number 1,2851,2861,2881,289
Composite? yesyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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