Q: Is 421,218 a Composite Number?

 A: Yes, 421,218 is a composite number.

Why is 421,218 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 421,218 can be evenly divided by 1 2 3 6 7 9 14 18 21 42 63 126 3,343 6,686 10,029 20,058 23,401 30,087 46,802 60,174 70,203 140,406 210,609 and 421,218, with no remainder.

Since 421,218 cannot be divided by just 1 and 421,218, it is a composite number.


More Examples

Number 421,216421,217421,219421,220
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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