Scientific notation

A good writeup on scientific notation is at https://en.wikipedia.org/wiki/Scientific_notation

Stylistically, on the Galactic Library, the preferred style for writing 1.5 million in scientific notation is

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 1.5 \cdot 10^6}