Q: Is 821,625 a Composite Number?

 A: Yes, 821,625 is a composite number.

Why is 821,625 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 821,625 can be evenly divided by 1 3 5 7 15 21 25 35 75 105 125 175 313 375 525 875 939 1,565 2,191 2,625 4,695 6,573 7,825 10,955 23,475 32,865 39,125 54,775 117,375 164,325 273,875 and 821,625, with no remainder.

Since 821,625 cannot be divided by just 1 and 821,625, it is a composite number.


More Examples

Number 821,623821,624821,626821,627
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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