Q: Is 7,773,040 a Composite Number?

Why is 7,773,040 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 7,773,040 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 40 44 55 73 80 88 110 121 146 176 220 242 292 365 440 484 584 605 730 803 880 968 1,168 1,210 1,331 1,460 1,606 1,936 2,420 2,662 2,920 3,212 4,015 4,840 5,324 5,840 6,424 6,655 8,030 8,833 9,680 10,648 12,848 13,310 16,060 17,666 21,296 26,620 32,120 35,332 44,165 53,240 64,240 70,664 88,330 97,163 106,480 141,328 176,660 194,326 353,320 388,652 485,815 706,640 777,304 971,630 1,554,608 1,943,260 3,886,520 and 7,773,040, with no remainder.

Since 7,773,040 cannot be divided by just 1 and 7,773,040, 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).