Q: Is 15,486,240 a Composite Number?

Why is 15,486,240 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 15,486,240 can be evenly divided by 1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 32 33 35 40 42 44 48 55 56 60 66 70 77 80 84 88 96 105 110 112 120 132 140 154 160 165 168 176 210 220 224 231 240 264 280 308 330 336 352 385 419 420 440 462 480 528 560 616 660 672 770 838 840 880 924 1,056 1,120 1,155 1,232 1,257 1,320 1,540 1,676 1,680 1,760 1,848 2,095 2,310 2,464 2,514 2,640 2,933 3,080 3,352 3,360 3,696 4,190 4,609 4,620 5,028 5,280 5,866 6,160 6,285 6,704 7,392 8,380 8,799 9,218 9,240 10,056 11,732 12,320 12,570 13,408 13,827 14,665 16,760 17,598 18,436 18,480 20,112 23,045 23,464 25,140 27,654 29,330 32,263 33,520 35,196 36,872 36,960 40,224 43,995 46,090 46,928 50,280 55,308 58,660 64,526 67,040 69,135 70,392 73,744 87,990 92,180 93,856 96,789 100,560 110,616 117,320 129,052 138,270 140,784 147,488 161,315 175,980 184,360 193,578 201,120 221,232 234,640 258,104 276,540 281,568 322,630 351,960 368,720 387,156 442,464 469,280 483,945 516,208 553,080 645,260 703,920 737,440 774,312 967,890 1,032,416 1,106,160 1,290,520 1,407,840 1,548,624 1,935,780 2,212,320 2,581,040 3,097,248 3,871,560 5,162,080 7,743,120 and 15,486,240, with no remainder.

Since 15,486,240 cannot be divided by just 1 and 15,486,240, 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).