scientific notation
Sun The Sun with a group of sunspots, as observed by the Solar Dynamics Observatory spacecraft, October 18, 2014. The Sun is so large that scientific notation is used to describe its qualities. For example, its mass is about 2 ⨉ 1033 grams (4 ⨉ 1030 pounds), or when written out, 2,000,000,000,000,000,000,000,000,000,000,000 grams (4,000,000,000,000,000,000,000,000,000,000 pounds). (more) scientific notation mathematics...