Q: Is 7,803,810 a Composite Number?

Why is 7,803,810 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 7,803,810 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1,890 4,129 8,258 12,387 20,645 24,774 28,903 37,161 41,290 57,806 61,935 74,322 86,709 111,483 123,870 144,515 173,418 185,805 222,966 260,127 289,030 371,610 433,545 520,254 557,415 780,381 867,090 1,114,830 1,300,635 1,560,762 2,601,270 3,901,905 and 7,803,810, with no remainder.

Since 7,803,810 cannot be divided by just 1 and 7,803,810, 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).