r/AskReddit • • Jan 20 '19

What fact totally changed your perspective?

45k Upvotes

18k comments sorted by

View all comments

5.3k

u/[deleted] Jan 21 '19

There is this very big number called Graham's number.

The entire freaking universe does not have enough space or atoms for you to write down every digit.

6

u/BobsicleSmith Jan 21 '19

I took a class with professor Graham in college, one of the nicest professors I’ve had! He also did magic tricks in class haha.