"The problem of distinguishing prime numbers from composite numbers and of resolving the latter into their prime factors is known to be one of the most important and useful in arithmetic." Carl Friedrich Gauss

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Diameter of the star UY Scuti, largest known star

Diameter of the star UY Scuti, largest known star (2.377 billion km)

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Neat Ratios ...

Diameter of the star UY Scuti, largest known star (2.377 billion km)

  • is 1/4000 of A light year (9.46 trillion km)...more
  • is 2/5 of Distance to Pluto (dwarf planet) (5.92 billion km)...more
  • is 2.5 x Length (circumference) of Earth's orbit around the Sun (940 million km)...more

If this was a standard unit ...

Is That A Big Number? - The Book

Yes, there's now a book based on these numbers. Oxford University Press: July 2018.

Click here to learn more about it.

Click here for Podcast: Andrew Elliott interviewed for New Books Network.

http://itabn.tumblr.com/post/138631317782/this-website