Q: Is 2,249,478 a Composite Number?

Why is 2,249,478 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 2,249,478 can be evenly divided by 1 2 3 6 7 9 11 14 18 21 22 27 33 42 54 63 66 77 99 126 154 189 198 231 297 378 462 541 594 693 1,082 1,386 1,623 2,079 3,246 3,787 4,158 4,869 5,951 7,574 9,738 11,361 11,902 14,607 17,853 22,722 29,214 34,083 35,706 41,657 53,559 68,166 83,314 102,249 107,118 124,971 160,677 204,498 249,942 321,354 374,913 749,826 1,124,739 and 2,249,478, with no remainder.

Since 2,249,478 cannot be divided by just 1 and 2,249,478, 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).