It’s a big day for Facebook. Just eight years after its debut in a dorm room, the social network has changed the world. For brands, it has become a way to reach and reach out to customers with engaging content, conversations and now even customer service. Here are five fascinating facts about Facebook to celebrate it’s big day going public:

1. A Wide Net. By the end of 2012, it’s projected that one billion people will have Facebook accounts. That’s one in every seven humans on the planet. If Facebook were a country, it would be the third largest in the world after China (population: 1.34 billion) and India (population: 1.17 billion).

2. That’s Not Just a Regular Hoodie. Inside Mark Zuckerberg’s hoodie is printed an elaborate insignia with Facebook’s mission statement: “Making the World More Open and Connected.” Read More