Q: Is 20,742,729 a Composite Number?

 A: Yes, 20,742,729 is a composite number.

Why is 20,742,729 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 20,742,729 can be evenly divided by 1 3 7 21 49 147 141,107 423,321 987,749 2,963,247 6,914,243 and 20,742,729, with no remainder.

Since 20,742,729 cannot be divided by just 1 and 20,742,729, it is a composite number.


More Examples

Number 20,742,72720,742,72820,742,73020,742,731
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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