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- Primitive_abundant_number abstract "In mathematics a primitive abundant number is an abundant number whose proper divisors are all deficient numbers.For example, 20 is a primitive abundant number because:The sum of its proper divisors is 1 + 2 + 4 + 5 + 10 = 22, so 20 is an abundant number.The sums of the proper divisors of 1, 2, 4, 5 and 10 are 0, 1, 3, 1 and 8 respectively, so each of these numbers is a deficient number.The first few primitive abundant numbers are:20, 70, 88, 104, 272, 304, 368, 464, 550, 572 ... (sequence A071395 in OEIS)The smallest odd primitive abundant number is 945.A variant definition is abundant numbers having no abundant proper divisor (sequence A091191 in OEIS). It starts: 12, 18, 20, 30, 42, 56, 66, 70, 78, 88, 102, 104, 114".
- Primitive_abundant_number wikiPageID "27077452".
- Primitive_abundant_number wikiPageLength "2144".
- Primitive_abundant_number wikiPageOutDegree "16".
- Primitive_abundant_number wikiPageRevisionID "660619660".
- Primitive_abundant_number wikiPageWikiLink 104_(number).
- Primitive_abundant_number wikiPageWikiLink 12_(number).
- Primitive_abundant_number wikiPageWikiLink 18_(number).
- Primitive_abundant_number wikiPageWikiLink 20_(number).
- Primitive_abundant_number wikiPageWikiLink 30_(number).
- Primitive_abundant_number wikiPageWikiLink 70_(number).
- Primitive_abundant_number wikiPageWikiLink 88_(number).
- Primitive_abundant_number wikiPageWikiLink Abundant_number.
- Primitive_abundant_number wikiPageWikiLink Category:Divisor_function.
- Primitive_abundant_number wikiPageWikiLink Category:Integer_sequences.
- Primitive_abundant_number wikiPageWikiLink Deficient_number.
- Primitive_abundant_number wikiPageWikiLink Divisor.
- Primitive_abundant_number wikiPageWikiLink Mathematics.
- Primitive_abundant_number wikiPageWikiLink Primitive_semiperfect_number.
- Primitive_abundant_number wikiPageWikiLink Proper_divisor.
- Primitive_abundant_number wikiPageWikiLink Semiperfect_number.
- Primitive_abundant_number wikiPageWikiLink Weird_number.
- Primitive_abundant_number wikiPageWikiLinkText "primitive abundant number".
- Primitive_abundant_number hasPhotoCollection Primitive_abundant_number.
- Primitive_abundant_number wikiPageUsesTemplate Template:Classes_of_natural_numbers.
- Primitive_abundant_number wikiPageUsesTemplate Template:Divisor_classes.
- Primitive_abundant_number wikiPageUsesTemplate Template:OEIS.
- Primitive_abundant_number wikiPageUsesTemplate Template:Reflist.
- Primitive_abundant_number subject Category:Divisor_function.
- Primitive_abundant_number subject Category:Integer_sequences.
- Primitive_abundant_number hypernym Number.
- Primitive_abundant_number type Combinatoric.
- Primitive_abundant_number type Function.
- Primitive_abundant_number type Integer.
- Primitive_abundant_number comment "In mathematics a primitive abundant number is an abundant number whose proper divisors are all deficient numbers.For example, 20 is a primitive abundant number because:The sum of its proper divisors is 1 + 2 + 4 + 5 + 10 = 22, so 20 is an abundant number.The sums of the proper divisors of 1, 2, 4, 5 and 10 are 0, 1, 3, 1 and 8 respectively, so each of these numbers is a deficient number.The first few primitive abundant numbers are:20, 70, 88, 104, 272, 304, 368, 464, 550, 572 ...".
- Primitive_abundant_number label "Primitive abundant number".
- Primitive_abundant_number sameAs m.0bs0kxt.
- Primitive_abundant_number sameAs Primitivt_ymnigt_tal.
- Primitive_abundant_number sameAs Q1956296.
- Primitive_abundant_number sameAs Q1956296.
- Primitive_abundant_number sameAs 本原過剩數.
- Primitive_abundant_number wasDerivedFrom Primitive_abundant_number?oldid=660619660.
- Primitive_abundant_number isPrimaryTopicOf Primitive_abundant_number.