Q: Is 21,315,424 a Composite Number?

 A: Yes, 21,315,424 is a composite number.

Why is 21,315,424 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 21,315,424 can be evenly divided by 1 2 4 8 13 16 26 32 52 104 208 416 51,239 102,478 204,956 409,912 666,107 819,824 1,332,214 1,639,648 2,664,428 5,328,856 10,657,712 and 21,315,424, with no remainder.

Since 21,315,424 cannot be divided by just 1 and 21,315,424, it is a composite number.


More Examples

Number 21,315,42221,315,42321,315,42521,315,426
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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