Q: Is 30,645,120 a Composite Number?

Why is 30,645,120 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 30,645,120 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 96 110 120 128 132 160 165 176 192 220 240 264 320 330 352 384 440 480 528 640 660 704 880 960 1,056 1,320 1,408 1,451 1,760 1,920 2,112 2,640 2,902 3,520 4,224 4,353 5,280 5,804 7,040 7,255 8,706 10,560 11,608 14,510 15,961 17,412 21,120 21,765 23,216 29,020 31,922 34,824 43,530 46,432 47,883 58,040 63,844 69,648 79,805 87,060 92,864 95,766 116,080 127,688 139,296 159,610 174,120 185,728 191,532 232,160 239,415 255,376 278,592 319,220 348,240 383,064 464,320 478,830 510,752 557,184 638,440 696,480 766,128 928,640 957,660 1,021,504 1,276,880 1,392,960 1,532,256 1,915,320 2,043,008 2,553,760 2,785,920 3,064,512 3,830,640 5,107,520 6,129,024 7,661,280 10,215,040 15,322,560 and 30,645,120, with no remainder.

Since 30,645,120 cannot be divided by just 1 and 30,645,120, 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).