Q: Is 74,655,378 a Composite Number?

Why is 74,655,378 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 74,655,378 can be evenly divided by 1 2 3 6 7 9 14 18 21 23 27 31 42 46 54 62 63 69 93 126 138 161 186 189 207 217 277 279 322 378 414 434 483 554 558 621 651 713 831 837 966 1,242 1,302 1,426 1,449 1,662 1,674 1,939 1,953 2,139 2,493 2,898 3,878 3,906 4,278 4,347 4,986 4,991 5,817 5,859 6,371 6,417 7,479 8,587 8,694 9,982 11,634 11,718 12,742 12,834 14,958 14,973 17,174 17,451 19,113 19,251 25,761 29,946 34,902 38,226 38,502 44,597 44,919 51,522 52,353 57,339 60,109 77,283 89,194 89,838 104,706 114,678 120,218 133,791 134,757 154,566 172,017 180,327 197,501 231,849 267,582 269,514 344,034 360,654 395,002 401,373 463,698 540,981 592,503 802,746 1,081,962 1,185,006 1,204,119 1,382,507 1,622,943 1,777,509 2,408,238 2,765,014 3,245,886 3,555,018 4,147,521 5,332,527 8,295,042 10,665,054 12,442,563 24,885,126 37,327,689 and 74,655,378, with no remainder.

Since 74,655,378 cannot be divided by just 1 and 74,655,378, 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).