Q: Is 6,437,520 a Composite Number?

Why is 6,437,520 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 6,437,520 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 8,941 17,882 26,823 35,764 44,705 53,646 71,528 80,469 89,410 107,292 134,115 143,056 160,938 178,820 214,584 268,230 321,876 357,640 402,345 429,168 536,460 643,752 715,280 804,690 1,072,920 1,287,504 1,609,380 2,145,840 3,218,760 and 6,437,520, with no remainder.

Since 6,437,520 cannot be divided by just 1 and 6,437,520, 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).