Q: Is 21,500,720 a Composite Number?

 A: Yes, 21,500,720 is a composite number.

Why is 21,500,720 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 21,500,720 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 268,759 537,518 1,075,036 1,343,795 2,150,072 2,687,590 4,300,144 5,375,180 10,750,360 and 21,500,720, with no remainder.

Since 21,500,720 cannot be divided by just 1 and 21,500,720, it is a composite number.


More Examples

Number 21,500,71821,500,71921,500,72121,500,722
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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