Q: Is 1,120,878 a Composite Number?

Why is 1,120,878 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 1,120,878 can be evenly divided by 1 2 3 6 9 11 17 18 22 27 33 34 37 51 54 66 74 81 99 102 111 153 162 187 198 222 297 306 333 374 407 459 561 594 629 666 814 891 918 999 1,122 1,221 1,258 1,377 1,683 1,782 1,887 1,998 2,442 2,754 2,997 3,366 3,663 3,774 5,049 5,661 5,994 6,919 7,326 10,098 10,989 11,322 13,838 15,147 16,983 20,757 21,978 30,294 32,967 33,966 41,514 50,949 62,271 65,934 101,898 124,542 186,813 373,626 560,439 and 1,120,878, with no remainder.

Since 1,120,878 cannot be divided by just 1 and 1,120,878, 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).