Q: Is 3,940,090 a Composite Number?

Why is 3,940,090 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 3,940,090 can be evenly divided by 1 2 5 7 10 11 14 17 22 34 35 43 49 55 70 77 85 86 98 110 119 154 170 187 215 238 245 301 374 385 430 473 490 539 595 602 731 770 833 935 946 1,078 1,190 1,309 1,462 1,505 1,666 1,870 2,107 2,365 2,618 2,695 3,010 3,311 3,655 4,165 4,214 4,730 5,117 5,390 6,545 6,622 7,310 8,041 8,330 9,163 10,234 10,535 13,090 16,082 16,555 18,326 21,070 23,177 25,585 33,110 35,819 40,205 45,815 46,354 51,170 56,287 71,638 80,410 91,630 112,574 115,885 179,095 231,770 281,435 358,190 394,009 562,870 788,018 1,970,045 and 3,940,090, with no remainder.

Since 3,940,090 cannot be divided by just 1 and 3,940,090, 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).