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From 1,000,000 to Graham's Number — Wait But Why

From 1,000,000 to Graham's Number — Wait But Why

By View All Posts Tim Urban

Before we dive in, why is Graham’s number even a number people talk about? That’s why Graham’s number is a thing—it’s not just an arbitrarily huge number, it’s actually relevant in the world of math. On Level 6, aka hexation or iterated pentation, we’re dealing with a string of power tower feeding frenzies—what we’ll call a “power tower feeding frenzy psycho festival.” Here’s the basic idea:A power tower feeding frenzy happens. The final number the frenzy produces becomes the number of towers in the next feeding frenzy. Since there are four arrows, it looks like we have a power tower feeding frenzy psycho festival on our hands.