Q: Is 4,478,166 a Composite Number?

Why is 4,478,166 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 4,478,166 can be evenly divided by 1 2 3 6 7 9 11 14 18 21 22 27 33 42 54 63 66 77 81 99 126 154 162 189 198 231 297 359 378 462 567 594 693 718 891 1,077 1,134 1,386 1,782 2,079 2,154 2,513 3,231 3,949 4,158 5,026 6,237 6,462 7,539 7,898 9,693 11,847 12,474 15,078 19,386 22,617 23,694 27,643 29,079 35,541 45,234 55,286 58,158 67,851 71,082 82,929 106,623 135,702 165,858 203,553 213,246 248,787 319,869 407,106 497,574 639,738 746,361 1,492,722 2,239,083 and 4,478,166, with no remainder.

Since 4,478,166 cannot be divided by just 1 and 4,478,166, 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).