Q: Is 42,135,100 a Composite Number?

Why is 42,135,100 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 42,135,100 can be evenly divided by 1 2 4 5 7 10 14 20 25 28 35 49 50 70 98 100 140 175 196 245 350 490 700 980 1,225 2,450 4,900 8,599 17,198 34,396 42,995 60,193 85,990 120,386 171,980 214,975 240,772 300,965 421,351 429,950 601,930 842,702 859,900 1,203,860 1,504,825 1,685,404 2,106,755 3,009,650 4,213,510 6,019,300 8,427,020 10,533,775 21,067,550 and 42,135,100, with no remainder.

Since 42,135,100 cannot be divided by just 1 and 42,135,100, 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).