Barnes and Noble, in my experience, does not run book stores but campus stores.
Except at the beginning of the semester, there are no books available for sale at my BN-run mid-major store.
Well, there is an ignored rack of faculty-authored books....
What you don't seem to care about though is the fascination with the idea that numbers, in whatever base, express reality.
Working through "the relationships between digits" is simply a primitive form of a deeper insight.
IBM Advanced Systems Group -- a bunch of mindless jerks, who'll be first against the wall when the revolution comes... -- with regrets to D. Adams