Q: Is 20,421,315 a Composite Number?

 A: Yes, 20,421,315 is a composite number.

Why is 20,421,315 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 20,421,315 can be evenly divided by 1 3 5 9 15 27 45 81 135 405 50,423 151,269 252,115 453,807 756,345 1,361,421 2,269,035 4,084,263 6,807,105 and 20,421,315, with no remainder.

Since 20,421,315 cannot be divided by just 1 and 20,421,315, it is a composite number.


More Examples

Number 20,421,31320,421,31420,421,31620,421,317
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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