Q: Is 73,128,042 a Composite Number?

Why is 73,128,042 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 73,128,042 can be evenly divided by 1 2 3 6 9 13 18 26 27 39 54 73 78 117 146 219 234 351 438 657 702 949 1,314 1,427 1,898 1,971 2,847 2,854 3,942 4,281 5,694 8,541 8,562 12,843 17,082 18,551 25,623 25,686 37,102 38,529 51,246 55,653 77,058 104,171 111,306 166,959 208,342 312,513 333,918 500,877 625,026 937,539 1,001,754 1,354,223 1,875,078 2,708,446 2,812,617 4,062,669 5,625,234 8,125,338 12,188,007 24,376,014 36,564,021 and 73,128,042, with no remainder.

Since 73,128,042 cannot be divided by just 1 and 73,128,042, 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).