Concept information
Término preferido
primitive semiperfect number
Definición
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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)
Concepto genérico
Etiquetas alternativas
- irreducible pseudoperfect number
- irreducible semiperfect number
- primitive pseudoperfect number
En otras lenguas
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francés
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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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