Q: Is 7,129,920 a Composite Number?

Why is 7,129,920 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 7,129,920 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 140 160 168 192 210 224 240 280 320 336 420 448 480 560 672 840 960 1,061 1,120 1,344 1,680 2,122 2,240 3,183 3,360 4,244 5,305 6,366 6,720 7,427 8,488 10,610 12,732 14,854 15,915 16,976 21,220 22,281 25,464 29,708 31,830 33,952 37,135 42,440 44,562 50,928 59,416 63,660 67,904 74,270 84,880 89,124 101,856 111,405 118,832 127,320 148,540 169,760 178,248 203,712 222,810 237,664 254,640 297,080 339,520 356,496 445,620 475,328 509,280 594,160 712,992 891,240 1,018,560 1,188,320 1,425,984 1,782,480 2,376,640 3,564,960 and 7,129,920, with no remainder.

Since 7,129,920 cannot be divided by just 1 and 7,129,920, 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).