Q: Is 7,811,340 a Composite Number?

Why is 7,811,340 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 7,811,340 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 101 202 303 404 505 606 1,010 1,212 1,289 1,515 2,020 2,578 3,030 3,867 5,156 6,060 6,445 7,734 12,890 15,468 19,335 25,780 38,670 77,340 130,189 260,378 390,567 520,756 650,945 781,134 1,301,890 1,562,268 1,952,835 2,603,780 3,905,670 and 7,811,340, with no remainder.

Since 7,811,340 cannot be divided by just 1 and 7,811,340, 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).