Q: Is 1,708,720 a Composite Number?

Why is 1,708,720 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 1,708,720 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 31 40 52 53 62 65 80 104 106 124 130 155 208 212 248 260 265 310 403 424 496 520 530 620 689 806 848 1,040 1,060 1,240 1,378 1,612 1,643 2,015 2,120 2,480 2,756 3,224 3,286 3,445 4,030 4,240 5,512 6,448 6,572 6,890 8,060 8,215 11,024 13,144 13,780 16,120 16,430 21,359 26,288 27,560 32,240 32,860 42,718 55,120 65,720 85,436 106,795 131,440 170,872 213,590 341,744 427,180 854,360 and 1,708,720, with no remainder.

Since 1,708,720 cannot be divided by just 1 and 1,708,720, 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).