Factor Info

ID 172827
Size 529 digits / 1755 bits
Status composite
Value 1504114969222658939999720646284785286232278196642496558327347630979384818570820960650443416682625719380916476069443109123521287621051953542395969831303143217420844310095567138685647176006379302285586231998652108871959398141359023359941664716809056527000793134380794510088433614286087035599730672222869732497303302577964201209831136324716418038309754336674469624269905663125482334125569337076427345731086279529535661384748130091215296954988615477971883394016626193914784691281872227623527991940095443505922829958975021878807896121

Factorizations

Primary (ID: 171459) 20488728835779778300125444564685725157744884719388147850741513 (proven prime)
(ID: 172828) 73411824680699572162652304276211570877976735966269684258166296232562971503785975697143086729812597533482936630391581385771055926284602942232432066450419330201747068484779526736508995049493181163266625103844376467652434667539852660443961487612159766275340440845215885450305231518216253909134715771392264634936436691791795632003591134929589328940256297463540768109442607047741906212565361179914334302990155199924334825312923257200773458875941219874145365707535470160817 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.