Hauki
Browse
New Lexeme
Log in
German
Russian
English
Danish
Arabic
Estonian
Portuguese
Spanish
Malayalam
Italian
Latin
Swedish
Modern Greek
Bokmål
Aragonese
French
Czech
Japanese
Hebrew
Nynorsk
Basque
Indonesian
Persian
Slovak
Ukrainian
Bangla
Ancient Greek
Dagbanli
Mon
Fula
Northern Sami
Esperanto
Albanian
Malay
Tumbuka
Breton
Igbo
Dutch
Polish
Moroccan Arabic
Finnish
Turkish
Quechua
Klingon
Banjar
Southern Min
Southern Min
Hausa
Central Bikol
Tamil
Search
perfect number
noun
[L1336642]
Compounds
Combines
number
,
perfect
Forms
singular :
perfect number
plural :
perfect numbers
Senses
positive integer equal to the sum of its positive proper divisors