Q: Is 1,555,005 a Composite Number?

 A: Yes, 1,555,005 is a composite number.

Why is 1,555,005 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 1,555,005 can be evenly divided by 1 3 5 15 83 249 415 1,245 1,249 3,747 6,245 18,735 103,667 311,001 518,335 and 1,555,005, with no remainder.

Since 1,555,005 cannot be divided by just 1 and 1,555,005, it is a composite number.


More Examples

Number 1,555,0031,555,0041,555,0061,555,007
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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