🤯Know your big numbers – the American way counts in thousands aka 'short form' while the British way counts in millions aka 'long form'. Twitter uses 64-bit user IDs meaning it could create 18.5 quintillion/trillion unique accounts or 18,446,744,073,709,551,615 to be precise. pic.twitter.com/lyMaumqVoQ
— Simon Pampena (@mathemaniac) September 27, 2019