2min chapter

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Numbers

SciShow Tangents

CHAPTER

How to Calculate the Edington Number

Astronomer Arthur Edington calculated the number of protons in the universe. He did this by multiplying 136 times two raised to 256, which is about 1.575 times 10 to the 79th. There's a non gigantic version of the Edington number that describes how much you bike. So if you've biked 100 miles on 100 different days, you have an Edington number of 100.

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