Q: Is 1,115,280 a Composite Number?

Why is 1,115,280 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 1,115,280 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 1,549 3,098 4,647 6,196 7,745 9,294 12,392 13,941 15,490 18,588 23,235 24,784 27,882 30,980 37,176 46,470 55,764 61,960 69,705 74,352 92,940 111,528 123,920 139,410 185,880 223,056 278,820 371,760 557,640 and 1,115,280, with no remainder.

Since 1,115,280 cannot be divided by just 1 and 1,115,280, 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).