Q: Is 640,625 a Composite Number?

 A: Yes, 640,625 is a composite number.

Why is 640,625 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 640,625 can be evenly divided by 1 5 25 41 125 205 625 1,025 3,125 5,125 15,625 25,625 128,125 and 640,625, with no remainder.

Since 640,625 cannot be divided by just 1 and 640,625, it is a composite number.


More Examples

Number 640,623640,624640,626640,627
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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