Q: Is 21,016,005 a Composite Number?

 A: Yes, 21,016,005 is a composite number.

Why is 21,016,005 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 21,016,005 can be evenly divided by 1 3 5 15 1,401,067 4,203,201 7,005,335 and 21,016,005, with no remainder.

Since 21,016,005 cannot be divided by just 1 and 21,016,005, it is a composite number.


More Examples

Number 21,016,00321,016,00421,016,00621,016,007
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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