Phi

My favorite number is 1.618033988749894848204586834365638117720309179805762862135448622705260462818902…

Back when I first learned of the Google calculator, the first “magic constant” I tested for recognition was Phi. Sure, e is exponentially cool, and everybody loves pi, but Phi not only golden, but really, really irrational.

I posted this in December 2003 during week 1556.

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