Q: Is 21,067,839 a Composite Number?

 A: Yes, 21,067,839 is a composite number.

Why is 21,067,839 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 21,067,839 can be evenly divided by 1 3 9 13 23 39 69 117 207 299 897 2,691 7,829 23,487 70,461 101,777 180,067 305,331 540,201 915,993 1,620,603 2,340,871 7,022,613 and 21,067,839, with no remainder.

Since 21,067,839 cannot be divided by just 1 and 21,067,839, it is a composite number.


More Examples

Number 21,067,83721,067,83821,067,84021,067,841
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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