Q: Is 1,538,721 a Composite Number?

 A: Yes, 1,538,721 is a composite number.

Why is 1,538,721 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 1,538,721 can be evenly divided by 1 3 9 17 51 89 113 153 267 339 801 1,017 1,513 1,921 4,539 5,763 10,057 13,617 17,289 30,171 90,513 170,969 512,907 and 1,538,721, with no remainder.

Since 1,538,721 cannot be divided by just 1 and 1,538,721, it is a composite number.


More Examples

Number 1,538,7191,538,7201,538,7221,538,723
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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