Google's 19th birthday: 5 interesting facts

Google is celebrating its 19th birthday today, Here are 5 interesting facts about Google: 1. The company was founded by Larry Page and Sergey Brin in 1998. 2. Google is named for the number “googol," which is the numeral one followed by a hundred zeroes. 3. The search giant leads the world in digital and mobile ad revenue. 4. The company owns five of the Top 10 mobile apps in America: YouTube, Google Play, Google Maps, Gmail and Google Search. 5. More than 4.5 billion users around the world use Google for their search needs.