Q: Is 15,555 a Composite Number?

 A: Yes, 15,555 is a composite number.

Why is 15,555 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 15,555 can be evenly divided by 1 3 5 15 17 51 61 85 183 255 305 915 1,037 3,111 5,185 and 15,555, with no remainder.

Since 15,555 cannot be divided by just 1 and 15,555, it is a composite number.


More Examples

Number 15,55315,55415,55615,557
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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