Q: Is 1,213,740 a Composite Number?

Why is 1,213,740 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 1,213,740 can be evenly divided by 1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 132 165 180 198 220 330 396 495 613 660 990 1,226 1,839 1,980 2,452 3,065 3,678 5,517 6,130 6,743 7,356 9,195 11,034 12,260 13,486 18,390 20,229 22,068 26,972 27,585 33,715 36,780 40,458 55,170 60,687 67,430 80,916 101,145 110,340 121,374 134,860 202,290 242,748 303,435 404,580 606,870 and 1,213,740, with no remainder.

Since 1,213,740 cannot be divided by just 1 and 1,213,740, 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).