Q: Is 31,537,674 a Composite Number?

Why is 31,537,674 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 31,537,674 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 29 42 49 54 58 63 81 87 98 126 137 147 162 174 189 203 261 274 294 378 406 411 441 522 567 609 783 822 882 959 1,134 1,218 1,233 1,323 1,421 1,566 1,827 1,918 2,349 2,466 2,646 2,842 2,877 3,654 3,699 3,969 3,973 4,263 4,698 5,481 5,754 6,713 7,398 7,938 7,946 8,526 8,631 10,962 11,097 11,919 12,789 13,426 16,443 17,262 20,139 22,194 23,838 25,578 25,893 27,811 32,886 35,757 38,367 40,278 51,786 55,622 60,417 71,514 76,734 77,679 83,433 107,271 115,101 120,834 155,358 166,866 181,251 194,677 214,542 230,202 250,299 321,813 362,502 389,354 500,598 543,753 584,031 643,626 750,897 1,087,506 1,168,062 1,501,794 1,752,093 2,252,691 3,504,186 4,505,382 5,256,279 10,512,558 15,768,837 and 31,537,674, with no remainder.

Since 31,537,674 cannot be divided by just 1 and 31,537,674, 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).