Q: Is 990,405 a Composite Number?

 A: Yes, 990,405 is a composite number.

Why is 990,405 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 990,405 can be evenly divided by 1 3 5 9 13 15 39 45 65 117 195 585 1,693 5,079 8,465 15,237 22,009 25,395 66,027 76,185 110,045 198,081 330,135 and 990,405, with no remainder.

Since 990,405 cannot be divided by just 1 and 990,405, it is a composite number.


More Examples

Number 990,403990,404990,406990,407
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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