Q: Is 1,278,009 a Composite Number?

 A: Yes, 1,278,009 is a composite number.

Why is 1,278,009 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 1,278,009 can be evenly divided by 1 3 9 17 51 153 8,353 25,059 75,177 142,001 426,003 and 1,278,009, with no remainder.

Since 1,278,009 cannot be divided by just 1 and 1,278,009, it is a composite number.


More Examples

Number 1,278,0071,278,0081,278,0101,278,011
Composite? noyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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