Q: Is 21,144 a Composite Number?

 A: Yes, 21,144 is a composite number.

Why is 21,144 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 21,144 can be evenly divided by 1 2 3 4 6 8 12 24 881 1,762 2,643 3,524 5,286 7,048 10,572 and 21,144, with no remainder.

Since 21,144 cannot be divided by just 1 and 21,144, it is a composite number.


More Examples

Number 21,14221,14321,14521,146
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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