Q: Is 687,978 a Composite Number?

 A: Yes, 687,978 is a composite number.

Why is 687,978 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 687,978 can be evenly divided by 1 2 3 6 9 18 37 74 111 222 333 666 1,033 2,066 3,099 6,198 9,297 18,594 38,221 76,442 114,663 229,326 343,989 and 687,978, with no remainder.

Since 687,978 cannot be divided by just 1 and 687,978, it is a composite number.


More Examples

Number 687,976687,977687,979687,980
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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