Q: Is 7,876,542 a Composite Number?

Why is 7,876,542 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 7,876,542 can be evenly divided by 1 2 3 6 17 31 34 47 51 53 62 93 94 102 106 141 159 186 282 318 527 799 901 1,054 1,457 1,581 1,598 1,643 1,802 2,397 2,491 2,703 2,914 3,162 3,286 4,371 4,794 4,929 4,982 5,406 7,473 8,742 9,858 14,946 24,769 27,931 42,347 49,538 55,862 74,307 77,221 83,793 84,694 127,041 148,614 154,442 167,586 231,663 254,082 463,326 1,312,757 2,625,514 3,938,271 and 7,876,542, with no remainder.

Since 7,876,542 cannot be divided by just 1 and 7,876,542, 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).