Q: Is 7,771,480 a Composite Number?

Why is 7,771,480 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 7,771,480 can be evenly divided by 1 2 4 5 8 10 20 37 40 59 74 89 118 148 178 185 236 295 296 356 370 445 472 590 712 740 890 1,180 1,480 1,780 2,183 2,360 3,293 3,560 4,366 5,251 6,586 8,732 10,502 10,915 13,172 16,465 17,464 21,004 21,830 26,255 26,344 32,930 42,008 43,660 52,510 65,860 87,320 105,020 131,720 194,287 210,040 388,574 777,148 971,435 1,554,296 1,942,870 3,885,740 and 7,771,480, with no remainder.

Since 7,771,480 cannot be divided by just 1 and 7,771,480, 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).