Q: Is 109,905 a Composite Number?

 A: Yes, 109,905 is a composite number.

Why is 109,905 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 109,905 can be evenly divided by 1 3 5 15 17 51 85 255 431 1,293 2,155 6,465 7,327 21,981 36,635 and 109,905, with no remainder.

Since 109,905 cannot be divided by just 1 and 109,905, it is a composite number.


More Examples

Number 109,903109,904109,906109,907
Composite? noyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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