Q: Is 423,405 a Composite Number?

 A: Yes, 423,405 is a composite number.

Why is 423,405 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 423,405 can be evenly divided by 1 3 5 9 15 45 97 291 485 873 1,455 4,365 9,409 28,227 47,045 84,681 141,135 and 423,405, with no remainder.

Since 423,405 cannot be divided by just 1 and 423,405, it is a composite number.


More Examples

Number 423,403423,404423,406423,407
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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