Q: Is 128,709 a Composite Number?

 A: Yes, 128,709 is a composite number.

Why is 128,709 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 128,709 can be evenly divided by 1 3 7 9 21 27 63 81 189 227 567 681 1,589 2,043 4,767 6,129 14,301 18,387 42,903 and 128,709, with no remainder.

Since 128,709 cannot be divided by just 1 and 128,709, it is a composite number.


More Examples

Number 128,707128,708128,710128,711
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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