Q: Is 2,143,260 a Composite Number?

Why is 2,143,260 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 2,143,260 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 49 54 60 63 70 81 84 90 98 105 108 126 135 140 147 162 180 189 196 210 243 245 252 270 294 315 324 378 405 420 441 486 490 540 567 588 630 729 735 756 810 882 945 972 980 1,134 1,215 1,260 1,323 1,458 1,470 1,620 1,701 1,764 1,890 2,187 2,205 2,268 2,430 2,646 2,835 2,916 2,940 3,402 3,645 3,780 3,969 4,374 4,410 4,860 5,103 5,292 5,670 6,615 6,804 7,290 7,938 8,505 8,748 8,820 10,206 10,935 11,340 11,907 13,230 14,580 15,309 15,876 17,010 19,845 20,412 21,870 23,814 25,515 26,460 30,618 34,020 35,721 39,690 43,740 47,628 51,030 59,535 61,236 71,442 76,545 79,380 102,060 107,163 119,070 142,884 153,090 178,605 214,326 238,140 306,180 357,210 428,652 535,815 714,420 1,071,630 and 2,143,260, with no remainder.

Since 2,143,260 cannot be divided by just 1 and 2,143,260, 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).