Q: Is 671,445 a Composite Number?

 A: Yes, 671,445 is a composite number.

Why is 671,445 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 671,445 can be evenly divided by 1 3 5 9 15 43 45 129 215 347 387 645 1,041 1,735 1,935 3,123 5,205 14,921 15,615 44,763 74,605 134,289 223,815 and 671,445, with no remainder.

Since 671,445 cannot be divided by just 1 and 671,445, it is a composite number.


More Examples

Number 671,443671,444671,446671,447
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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