<P> Scientific notation is a way of writing numbers of very large and very small sizes compactly when precision is less important . </P> <P> A number written in scientific notation has a significand (sometime called a mantissa) multiplied by a power of ten . </P> <P> Sometimes written in the form: </P> <Dl> <Dd> m × 10 </Dd> </Dl>

What is 1000 as a power of 10