Q: Is 1,642,680 a Composite Number?

Why is 1,642,680 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 1,642,680 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 81 90 104 108 117 120 130 135 156 162 169 180 195 216 234 243 260 270 312 324 338 351 360 390 405 468 486 507 520 540 585 648 676 702 780 810 845 936 972 1,014 1,053 1,080 1,170 1,215 1,352 1,404 1,521 1,560 1,620 1,690 1,755 1,944 2,028 2,106 2,340 2,430 2,535 2,808 3,042 3,159 3,240 3,380 3,510 4,056 4,212 4,563 4,680 4,860 5,070 5,265 6,084 6,318 6,760 7,020 7,605 8,424 9,126 9,720 10,140 10,530 12,168 12,636 13,689 14,040 15,210 15,795 18,252 20,280 21,060 22,815 25,272 27,378 30,420 31,590 36,504 41,067 42,120 45,630 54,756 60,840 63,180 68,445 82,134 91,260 109,512 126,360 136,890 164,268 182,520 205,335 273,780 328,536 410,670 547,560 821,340 and 1,642,680, with no remainder.

Since 1,642,680 cannot be divided by just 1 and 1,642,680, 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).