Q: Is 21,021,438 a Composite Number?

 A: Yes, 21,021,438 is a composite number.

Why is 21,021,438 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 21,021,438 can be evenly divided by 1 2 3 6 41 82 123 246 85,453 170,906 256,359 512,718 3,503,573 7,007,146 10,510,719 and 21,021,438, with no remainder.

Since 21,021,438 cannot be divided by just 1 and 21,021,438, it is a composite number.


More Examples

Number 21,021,43621,021,43721,021,43921,021,440
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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