Q: Is 21,475,275 a Composite Number?

 A: Yes, 21,475,275 is a composite number.

Why is 21,475,275 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 21,475,275 can be evenly divided by 1 3 5 15 25 43 75 129 215 645 1,075 3,225 6,659 19,977 33,295 99,885 166,475 286,337 499,425 859,011 1,431,685 4,295,055 7,158,425 and 21,475,275, with no remainder.

Since 21,475,275 cannot be divided by just 1 and 21,475,275, it is a composite number.


More Examples

Number 21,475,27321,475,27421,475,27621,475,277
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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