Q: Is 20,104,020 a Composite Number?

Why is 20,104,020 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 20,104,020 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 67 90 134 180 201 268 335 402 603 670 804 1,005 1,206 1,340 1,667 2,010 2,412 3,015 3,334 4,020 5,001 6,030 6,668 8,335 10,002 12,060 15,003 16,670 20,004 25,005 30,006 33,340 50,010 60,012 75,015 100,020 111,689 150,030 223,378 300,060 335,067 446,756 558,445 670,134 1,005,201 1,116,890 1,340,268 1,675,335 2,010,402 2,233,780 3,350,670 4,020,804 5,026,005 6,701,340 10,052,010 and 20,104,020, with no remainder.

Since 20,104,020 cannot be divided by just 1 and 20,104,020, 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).