Q: Is 61,972,965 a Composite Number?

Why is 61,972,965 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 61,972,965 can be evenly divided by 1 3 5 9 15 19 27 37 45 57 95 111 135 171 185 285 333 513 555 653 703 855 999 1,665 1,959 2,109 2,565 3,265 3,515 4,995 5,877 6,327 9,795 10,545 12,407 17,631 18,981 24,161 29,385 31,635 37,221 62,035 72,483 88,155 94,905 111,663 120,805 186,105 217,449 334,989 362,415 459,059 558,315 652,347 1,087,245 1,377,177 1,674,945 2,295,295 3,261,735 4,131,531 6,885,885 12,394,593 20,657,655 and 61,972,965, with no remainder.

Since 61,972,965 cannot be divided by just 1 and 61,972,965, 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).