Q: Is 21,102,021 a Composite Number?

 A: Yes, 21,102,021 is a composite number.

Why is 21,102,021 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 21,102,021 can be evenly divided by 1 3 9 173 519 1,557 13,553 40,659 121,977 2,344,669 7,034,007 and 21,102,021, with no remainder.

Since 21,102,021 cannot be divided by just 1 and 21,102,021, it is a composite number.


More Examples

Number 21,102,01921,102,02021,102,02221,102,023
Composite? yesyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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