- Original release
- Previous episode S2011E03 - 16
- Number S2011E04
- Original language English
- Genre Documentary
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External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
20 mars 2026 - 07:20
on 11 databases
8128 and Perfect Numbers
For many years, 8128 was the largest known perfect number. But what is a perfect number?
Next episode
S2011E05 - 6174
