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

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

Why is 1,005,555 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 1,005,555 can be evenly divided by 1 3 5 15 43 129 215 645 1,559 4,677 7,795 23,385 67,037 201,111 335,185 and 1,005,555, with no remainder.

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


More Examples

Number 1,005,5531,005,5541,005,5561,005,557
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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