Q: Is 21,042,307 a Composite Number?

 A: Yes, 21,042,307 is a composite number.

Why is 21,042,307 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 21,042,307 can be evenly divided by 1 11 13 37 41 97 143 407 451 481 533 1,067 1,261 1,517 3,589 3,977 5,291 5,863 13,871 16,687 19,721 39,479 43,747 46,657 51,701 147,149 216,931 513,227 568,711 1,618,639 1,912,937 and 21,042,307, with no remainder.

Since 21,042,307 cannot be divided by just 1 and 21,042,307, it is a composite number.


More Examples

Number 21,042,30521,042,30621,042,30821,042,309
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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