Q: Is 20,343,900 a Composite Number?

Why is 20,343,900 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 20,343,900 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 25 30 34 50 51 60 68 75 85 100 102 150 170 204 255 300 340 425 510 850 1,020 1,275 1,700 2,550 3,989 5,100 7,978 11,967 15,956 19,945 23,934 39,890 47,868 59,835 67,813 79,780 99,725 119,670 135,626 199,450 203,439 239,340 271,252 299,175 339,065 398,900 406,878 598,350 678,130 813,756 1,017,195 1,196,700 1,356,260 1,695,325 2,034,390 3,390,650 4,068,780 5,085,975 6,781,300 10,171,950 and 20,343,900, with no remainder.

Since 20,343,900 cannot be divided by just 1 and 20,343,900, 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).