Q: Is 21,001,221 a Composite Number?

 A: Yes, 21,001,221 is a composite number.

Why is 21,001,221 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 21,001,221 can be evenly divided by 1 3 9 27 569 1,367 1,707 4,101 5,121 12,303 15,363 36,909 777,823 2,333,469 7,000,407 and 21,001,221, with no remainder.

Since 21,001,221 cannot be divided by just 1 and 21,001,221, it is a composite number.


More Examples

Number 21,001,21921,001,22021,001,22221,001,223
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

Explore more about the number 21,001,221:


Ask a Question