Q: Is 20,220,225 a Composite Number?

 A: Yes, 20,220,225 is a composite number.

Why is 20,220,225 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 20,220,225 can be evenly divided by 1 3 5 15 17 25 51 75 85 255 425 1,275 15,859 47,577 79,295 237,885 269,603 396,475 808,809 1,189,425 1,348,015 4,044,045 6,740,075 and 20,220,225, with no remainder.

Since 20,220,225 cannot be divided by just 1 and 20,220,225, it is a composite number.


More Examples

Number 20,220,22320,220,22420,220,22620,220,227
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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