Q: Is 21,323,331 a Composite Number?

 A: Yes, 21,323,331 is a composite number.

Why is 21,323,331 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 21,323,331 can be evenly divided by 1 3 9 27 53 81 159 477 1,431 4,293 4,967 14,901 44,703 134,109 263,251 402,327 789,753 2,369,259 7,107,777 and 21,323,331, with no remainder.

Since 21,323,331 cannot be divided by just 1 and 21,323,331, it is a composite number.


More Examples

Number 21,323,32921,323,33021,323,33221,323,333
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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