Facebook, which said Thursday that it expects its initial public stock offering to price between $28 and $35 for a potential take of $13.58 billion, took the unusual step of posting its IPO "roadshow" online. A look at some facts about the social media phenomenon:
— The former Harvard-only hangout now has 901 million total active users a month.
— More than half a billion people (526 million) sign onto Facebook each day.
— More than half of Facebook's monthly users (488 million) view, post and upload content to the site using mobile devices such as smart phones or tablets.
— Facebook is home to 125 billion "friendships."
— More than 300 million snapshots are uploaded every day to the site.
— There are 2 billion "likes" each day.
— One billion comments are posted daily.
— Facebook is the most-downloaded mobile app in the world.