Q: Is 3,879,680 a Composite Number?

Why is 3,879,680 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 3,879,680 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 256 280 320 433 448 560 640 866 896 1,120 1,280 1,732 1,792 2,165 2,240 3,031 3,464 4,330 4,480 6,062 6,928 8,660 8,960 12,124 13,856 15,155 17,320 24,248 27,712 30,310 34,640 48,496 55,424 60,620 69,280 96,992 110,848 121,240 138,560 193,984 242,480 277,120 387,968 484,960 554,240 775,936 969,920 1,939,840 and 3,879,680, with no remainder.

Since 3,879,680 cannot be divided by just 1 and 3,879,680, 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).