Upper Bound for Number of Grains of Sand to fill Universe/Mistake
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Source Work
1986: David Wells: Curious and Interesting Numbers:
- The Dictionary
- $10^{51}$
1997: David Wells: Curious and Interesting Numbers (2nd ed.):
- The Dictionary
- $10^{51}$
Mistake
- ... the number of grains of sand required to fill the universe turns out to be, in our notation, less than $10^{51}$.
Other sources report it as $10^{63}$. It is not clear from where Wells sources his information.
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $10^{51}$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $10^{51}$