Q: Is 1,312,560 a Composite Number?

Why is 1,312,560 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 1,312,560 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 1,823 3,646 5,469 7,292 9,115 10,938 14,584 16,407 18,230 21,876 27,345 29,168 32,814 36,460 43,752 54,690 65,628 72,920 82,035 87,504 109,380 131,256 145,840 164,070 218,760 262,512 328,140 437,520 656,280 and 1,312,560, with no remainder.

Since 1,312,560 cannot be divided by just 1 and 1,312,560, 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).