Factor Info

ID 181857
Size 811 digits / 2693 bits
Status composite
Value 3757076185280130297610004600092380995041450655783655273082909645032982270267915259593052334248368627310181082275635532386061689868162205971277403287303708129714995911990198243002270740562672964299253346777094238274308579618780722399214347343093895686803666590457841463235387485326943898163514752935474045413462432557669913006643480861471946396564586938501206534041513803950751649402049099638630580165353499392293436644047975145839528709414175795414395052105670074393163892116723731871608987137623473798442565012474704623561721257913394194636273052696419447955270732217928896817030487514938299112998156290599705702884660579790446163799850520926190732325879964917429937008392201664649290988545011209233337299881749578917003539484335115583789057992664409219583332830240024722634804399610651490811796800779966390953

Factorizations

Primary (ID: 181858) 20553193666540184426623878079013100343899580657265654379757 (proven prime)
(ID: 181859) 182797683232874269356124750540104336880806690419503587948142463896884815094119234678915013043171486809988513018874906410856922892974129673478302638289545221286735609170267611237719625393657587953242212952863267101588952891009071166217628612129281802469507801046273934773856516196397335642562527016524862529542400686188830910825644668784387094351490424334147366118131949912489758024304238403594321666772212841973554371425042348883946667423653876467464019119224856653561162808123005359979755173736738667159868229785447966633976008748910450568840320719449599390549318330699772492827649006892323420514124221961054827065985999846435925247112620578694135629039740449706699099290577056267214068686790234629333044281681586011591931797804234512343564040372554029 (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.