Q: Is 19,782,960 a Composite Number?

Why is 19,782,960 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 19,782,960 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 40 48 60 62 80 93 120 124 155 186 240 248 310 372 465 496 620 744 930 1,240 1,488 1,860 2,480 2,659 3,720 5,318 7,440 7,977 10,636 13,295 15,954 21,272 26,590 31,908 39,885 42,544 53,180 63,816 79,770 82,429 106,360 127,632 159,540 164,858 212,720 247,287 319,080 329,716 412,145 494,574 638,160 659,432 824,290 989,148 1,236,435 1,318,864 1,648,580 1,978,296 2,472,870 3,297,160 3,956,592 4,945,740 6,594,320 9,891,480 and 19,782,960, with no remainder.

Since 19,782,960 cannot be divided by just 1 and 19,782,960, 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).