Q: Is 20 a Composite Number?

 A: Yes, 20 is a composite number.

Why is 20 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 can be evenly divided by 1 2 4 5 10 and 20, with no remainder.

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

More Examples

Number 18192122
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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