Definition:Vigintillion/Short Scale/Historical Note
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Historical Note on Vigintillion
One vigintillion ($10^{63}$) is, according to The Sand-Reckoner by Archimedes of Syracuse, the number of grains of sand that it would take to fill the Universe (according to the size that it was believed to be at the time).
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $10^{63}$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $10^{63}$