Q: Is 20,865 a Composite Number?

 A: Yes, 20,865 is a composite number.

Why is 20,865 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 20,865 can be evenly divided by 1 3 5 13 15 39 65 107 195 321 535 1,391 1,605 4,173 6,955 and 20,865, with no remainder.

Since 20,865 cannot be divided by just 1 and 20,865, it is a composite number.


More Examples

Number 20,86320,86420,86620,867
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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