Q: Is 6,407,478 a Composite Number?

Why is 6,407,478 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 6,407,478 can be evenly divided by 1 2 3 6 7 9 11 14 18 21 22 23 27 33 42 46 54 63 66 67 69 77 99 126 134 138 154 161 189 198 201 207 231 253 297 322 378 402 414 462 469 483 506 594 603 621 693 737 759 938 966 1,206 1,242 1,386 1,407 1,449 1,474 1,518 1,541 1,771 1,809 2,079 2,211 2,277 2,814 2,898 3,082 3,542 3,618 4,158 4,221 4,347 4,422 4,554 4,623 5,159 5,313 6,633 6,831 8,442 8,694 9,246 10,318 10,626 10,787 12,663 13,266 13,662 13,869 15,477 15,939 16,951 19,899 21,574 25,326 27,738 30,954 31,878 32,361 33,902 39,798 41,607 46,431 47,817 50,853 64,722 83,214 92,862 95,634 97,083 101,706 118,657 139,293 152,559 194,166 237,314 278,586 291,249 305,118 355,971 457,677 582,498 711,942 915,354 1,067,913 2,135,826 3,203,739 and 6,407,478, with no remainder.

Since 6,407,478 cannot be divided by just 1 and 6,407,478, 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).