Have you ever wondered what is the biggest number we can think of? Is it a Googol? Or a Googolplex? How about Graham's number? Watch this video as I explain some of the biggest numbers known to us which are mind-blowingly huge and are impossible to perceive. All Credits and Creative Commons Attributions at the end of the video. Rayo's Interview: Music Credits: Vespers - Topher Mohr and Alex Elena #largestnumber #biggestnumber #numbers #googol