Factor Info

ID 131474
Size 722 digits / 2396 bits
Status composite
Value 16837935730295356995936755108037320585655215001010819706799854747927273238062002506062337601892524007427954929718775108506667459594481543095591750335118923075943820823926793808372975739699487350282224358979637373711022338251690706429606647377510673434538090056213808672688939087332086908423657899780841733990699609115043875199241123263969714956692318994529774785656980360642730750071522369418547749373313462462981439743722500598126343447348118776793478362271202097126918468905726014684360068117294027631956632984386449169791913258278002812468943237790850561515343409523412272961982448171299013255855661827396261782340561777469112395056765129294159470775662110380010229269405389155914912150970724710828460397406041108489853

Factorizations

Primary (ID: 116731) 1964080420708387782137444379887 (proven prime)
(ID: 131475) 8572935992214816683527362886085829171756091073259179425684389425890957446863196203139549956592337508123004636355990593563859021130988573902656168481550099683467741717090245384828634751947298044612512523810724681056891982350170367917539720112183307188683689193280048000917629235439704696316076577959735752685772161690501603004464640359723143022785320057255846196138984696171628910228017928687437541954220945226334407435289507018219129515482603129312271136318836684315883219370422704764045834730114477805238091543176087012336630030468240532621974446449205070065474906722406422193748302835936707926061448011292617188370993569730971058864204514247647957882217985135599683652100974186474686856019 (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.