Definition: 7.22: Perfect Number
A perfect number is that which is equal to its own parts.
Modern Definition
see perfect number.
Mentioned in:
Proofs: 1
Propositions: 2
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References
Adapted from (subject to copyright, with kind permission)
- Fitzpatrick, Richard: Euclid's "Elements of Geometry"
Adapted from CC BY-SA 3.0 Sources:
- Prime.mover and others: "Pr∞fWiki", https://proofwiki.org/wiki/Main_Page, 2016