Q: Is 421,509 a Composite Number?

 A: Yes, 421,509 is a composite number.

Why is 421,509 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 421,509 can be evenly divided by 1 3 11 33 53 159 241 583 723 1,749 2,651 7,953 12,773 38,319 140,503 and 421,509, with no remainder.

Since 421,509 cannot be divided by just 1 and 421,509, it is a composite number.


More Examples

Number 421,507421,508421,510421,511
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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