Factor Info

ID 199373
Size 1104 digits / 3667 bits
Status composite
Value 421008686409368717739084938679876379193384844537155306655731575653797385452836588449513451776676727228130629880232798963652470250458731616225525254439422178644080329328570091075157378381043755722147269596247022633553595033428929968430297296425904421956198424537319106060794443854448600943826773844340381933339265023378238981087139050928776072246750288096500719090703178451142228680456532580388555096345511663685096257887877810422925062635086469819568516616384512716106305490133842358791013795081531505537733087430933544532974174525989907016911596119678616639513184071685622770596769511892946257151198905505594481168828342034326600604151274336906050494866143383822319946407689296208630375331190365975358168223496901712741647510561382739070602609770307543840930180639253729912576002485886030219259101126020634138611572395668007037239316504888545273744635062307231656020945379525621420980642122712621544714055507409897499900836016372176801675172486520951268256260680958139932987154517151491956707301137945519931306229739606327566835894175853145967861609248495832795684002328064440705163119396622408176491681

Factorizations

Primary (ID: 17827) 6241716317509419576951766901855524808507075157574866349355768268913180778950015221244344973252630564984344041810881 (proven prime)
(ID: 199374) 67450788371836855728353770586333010293339716872873979750788268995348369248020775274262184726775187541416388234495687393884956761885260586606312359762492822238785324369245522421135310320210515210660330818656241415373617372080794444479977729242713613741620203491587426874098828213885457377809035000837986056041522899969724487783840065053823858343113681152474669131642291245582522791183889690808328384904243383276347954206851257413946555979338260534708079761439860223726470713171295379501498471601123051731502002114636234545794316333876820618155410814027613089887685299398090706581166861922062220649542227935651321087692246176378533567132457508683200086611835439510916301256906858015516088362140956233330249977180595641220296488840494021585638310322855510098723667048549008282353336728107996558645306607686251598859519572224641428771653807003299183826527258204375619096670035820287245992475828101211699947857194788006068381843735609723308189174191264532602069233440246243653333213525769496801 (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.