Q: Is 30,961,920 a Composite Number?

Why is 30,961,920 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 30,961,920 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 128 132 160 165 176 192 220 240 256 264 320 330 352 384 440 480 528 640 660 704 733 768 880 960 1,056 1,280 1,320 1,408 1,466 1,760 1,920 2,112 2,199 2,640 2,816 2,932 3,520 3,665 3,840 4,224 4,398 5,280 5,864 7,040 7,330 8,063 8,448 8,796 10,560 10,995 11,728 14,080 14,660 16,126 17,592 21,120 21,990 23,456 24,189 29,320 32,252 35,184 40,315 42,240 43,980 46,912 48,378 58,640 64,504 70,368 80,630 87,960 93,824 96,756 117,280 120,945 129,008 140,736 161,260 175,920 187,648 193,512 234,560 241,890 258,016 281,472 322,520 351,840 387,024 469,120 483,780 516,032 562,944 645,040 703,680 774,048 938,240 967,560 1,032,064 1,290,080 1,407,360 1,548,096 1,935,120 2,064,128 2,580,160 2,814,720 3,096,192 3,870,240 5,160,320 6,192,384 7,740,480 10,320,640 15,480,960 and 30,961,920, with no remainder.

Since 30,961,920 cannot be divided by just 1 and 30,961,920, 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).