For example, American mathematician Edward Kasner's 9-year-old nephew coined the names googol and googolplex. The "Oxford English Dictionary" comments that "googol" and "googolplex" are "not in formal mathematical use". A googol to the hundredth power (10) is a 33220-bit binary number. Another 100,000 observable universes filled with sand would be necessary to make a googol. A googol has no special significance in mathematics. Nine-year-old Milton suggested "googol". None include any higher names in the googol family (googolduplex, etc.). Chapter 2 "Beyond Googol" treats infinite sets. A googol is the large number 10. In 2017 Lever joined the cast of "Partners" as Commissioner Googol Chatterjee.