The Great Pyramid of Giza is often treated as a monument of stone, but it also functions as a monument of numbers. I see at least fifteen tightly documented geometric and astronomical puzzles embedded ...
The number 1888081808881 is interesting on several counts. First, it’s a prime number, evenly divisible only by itself and 1. In base 10, it’s also a palindromic number. It has the same sequence of ...
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