Q: Is 378,945 a Composite Number?

 A: Yes, 378,945 is a composite number.

Why is 378,945 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 378,945 can be evenly divided by 1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 401 945 1,203 2,005 2,807 3,609 6,015 8,421 10,827 14,035 18,045 25,263 42,105 54,135 75,789 126,315 and 378,945, with no remainder.

Since 378,945 cannot be divided by just 1 and 378,945, it is a composite number.


More Examples

Number 378,943378,944378,946378,947
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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