Q: Is 278,409 a Composite Number?

 A: Yes, 278,409 is a composite number.

Why is 278,409 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 278,409 can be evenly divided by 1 3 17 51 53 103 159 309 901 1,751 2,703 5,253 5,459 16,377 92,803 and 278,409, with no remainder.

Since 278,409 cannot be divided by just 1 and 278,409, it is a composite number.


More Examples

Number 278,407278,408278,410278,411
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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