Concept information
Terme préférentiel
primitive semiperfect number
Définition
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A primitive semiperfect number (also called a primitive pseudoperfect number, irreducible semiperfect number or irreducible pseudoperfect number) is a semiperfect number that has no semiperfect proper divisor. The first few primitive semiperfect numbers are 6, 20, 28, 88, 104, 272, 304, 350, ... (sequence A006036 in the OEIS).
(Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/wiki/Semiperfect_number#Primitive_semiperfect_numbers)
Concept générique
Synonyme(s)
- irreducible pseudoperfect number
- irreducible semiperfect number
- primitive pseudoperfect number
Traductions
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français
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nombre pseudoparfait irréductible
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nombre pseudoparfait primitif
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nombre semi-parfait irréductible
URI
http://data.loterre.fr/ark:/67375/PSR-N3D1PNJR-K
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