Q: Is 1,649,340 a Composite Number?

Why is 1,649,340 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 1,649,340 can be evenly divided by 1 2 3 4 5 6 7 9 10 11 12 14 15 17 18 20 21 22 28 30 33 34 35 36 42 44 45 49 51 55 60 63 66 68 70 77 84 85 90 98 99 102 105 110 119 126 132 140 147 153 154 165 170 180 187 196 198 204 210 220 231 238 245 252 255 294 306 308 315 330 340 357 374 385 396 420 441 462 476 490 495 510 539 561 588 595 612 630 660 693 714 735 748 765 770 833 882 924 935 980 990 1,020 1,071 1,078 1,122 1,155 1,190 1,260 1,309 1,386 1,428 1,470 1,530 1,540 1,617 1,666 1,683 1,764 1,785 1,870 1,980 2,142 2,156 2,205 2,244 2,310 2,380 2,499 2,618 2,695 2,772 2,805 2,940 3,060 3,234 3,332 3,366 3,465 3,570 3,740 3,927 4,165 4,284 4,410 4,620 4,851 4,998 5,236 5,355 5,390 5,610 6,468 6,545 6,732 6,930 7,140 7,497 7,854 8,085 8,330 8,415 8,820 9,163 9,702 9,996 10,710 10,780 11,220 11,781 12,495 13,090 13,860 14,994 15,708 16,170 16,660 16,830 18,326 19,404 19,635 21,420 23,562 24,255 24,990 26,180 27,489 29,988 32,340 33,660 36,652 37,485 39,270 45,815 47,124 48,510 49,980 54,978 58,905 74,970 78,540 82,467 91,630 97,020 109,956 117,810 137,445 149,940 164,934 183,260 235,620 274,890 329,868 412,335 549,780 824,670 and 1,649,340, with no remainder.

Since 1,649,340 cannot be divided by just 1 and 1,649,340, 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).