Q: Is 120,728,700 a Composite Number?

Why is 120,728,700 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 120,728,700 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 53 60 75 90 100 106 150 159 180 212 225 265 300 318 450 477 530 636 795 900 954 1,060 1,325 1,590 1,908 2,385 2,531 2,650 3,180 3,975 4,770 5,062 5,300 7,593 7,950 9,540 10,124 11,925 12,655 15,186 15,900 22,779 23,850 25,310 30,372 37,965 45,558 47,700 50,620 63,275 75,930 91,116 113,895 126,550 134,143 151,860 189,825 227,790 253,100 268,286 379,650 402,429 455,580 536,572 569,475 670,715 759,300 804,858 1,138,950 1,207,287 1,341,430 1,609,716 2,012,145 2,277,900 2,414,574 2,682,860 3,353,575 4,024,290 4,829,148 6,036,435 6,707,150 8,048,580 10,060,725 12,072,870 13,414,300 20,121,450 24,145,740 30,182,175 40,242,900 60,364,350 and 120,728,700, with no remainder.

Since 120,728,700 cannot be divided by just 1 and 120,728,700, 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).