Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: 1729 ndiyowo nhamba yechitatu yaCarmichael, nhamba yekutanga yaChernick<unk>Carmichael (kutevedzana A033502 muOEIS), uye yekutanga chaiyo yeEuler pseudoprime. Irowo inhamba yechienzi.  Mubvunzo: nhamba 1729 chii?
nhamba ye sphenic