Q: Is 18,435,700 a Composite Number?

Why is 18,435,700 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 18,435,700 can be evenly divided by 1 2 4 5 10 19 20 25 31 38 50 62 76 95 100 124 155 190 310 313 380 475 589 620 626 775 950 1,178 1,252 1,550 1,565 1,900 2,356 2,945 3,100 3,130 5,890 5,947 6,260 7,825 9,703 11,780 11,894 14,725 15,650 19,406 23,788 29,450 29,735 31,300 38,812 48,515 58,900 59,470 97,030 118,940 148,675 184,357 194,060 242,575 297,350 368,714 485,150 594,700 737,428 921,785 970,300 1,843,570 3,687,140 4,608,925 9,217,850 and 18,435,700, with no remainder.

Since 18,435,700 cannot be divided by just 1 and 18,435,700, 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).