Q: Is 10,118,115 a Composite Number?

Why is 10,118,115 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 10,118,115 can be evenly divided by 1 3 5 7 9 15 21 27 35 43 45 63 81 83 105 129 135 189 215 249 301 315 387 405 415 567 581 645 747 903 945 1,161 1,245 1,505 1,743 1,935 2,241 2,709 2,835 2,905 3,483 3,569 3,735 4,515 5,229 5,805 6,723 8,127 8,715 10,707 11,205 13,545 15,687 17,415 17,845 24,381 24,983 26,145 32,121 33,615 40,635 47,061 53,535 74,949 78,435 96,363 121,905 124,915 160,605 224,847 235,305 289,089 374,745 481,815 674,541 1,124,235 1,445,445 2,023,623 3,372,705 and 10,118,115, with no remainder.

Since 10,118,115 cannot be divided by just 1 and 10,118,115, it is a composite number.

More Examples

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