Q: Is 1,640,700 a Composite Number?

Why is 1,640,700 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 1,640,700 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 150 180 225 300 450 900 1,823 3,646 5,469 7,292 9,115 10,938 16,407 18,230 21,876 27,345 32,814 36,460 45,575 54,690 65,628 82,035 91,150 109,380 136,725 164,070 182,300 273,450 328,140 410,175 546,900 820,350 and 1,640,700, with no remainder.

Since 1,640,700 cannot be divided by just 1 and 1,640,700, 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).