Q: Is 21,108,771 a Composite Number?

 A: Yes, 21,108,771 is a composite number.

Why is 21,108,771 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 21,108,771 can be evenly divided by 1 3 9 641 1,923 3,659 5,769 10,977 32,931 2,345,419 7,036,257 and 21,108,771, with no remainder.

Since 21,108,771 cannot be divided by just 1 and 21,108,771, it is a composite number.


More Examples

Number 21,108,76921,108,77021,108,77221,108,773
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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