Factor Info

ID 129664
Size 878 digits / 2915 bits
Status composite
Value 20135859370154907961460442406509238198520136000169768630116111686031842574815096605648555012441089513038980423698945519089119935863106535424374229562985213533811045322657835898810295932129845141176377467064676350614173949843919926741883740065924303384230142045233404974307552746803004895442952672179076815377850812985667995739500125348337210222460542947660161550273843908243204932525899575059175636773875683991633360069850516194033032847775850867747411626758483976774599652312939602312743224121324127736112843954114171709226193591524323027861789513840658359018853590813048591818066352924424677797692604626397393591611699263608049439439138500366303932420469675536418538445630211030046717731792410065022608778034947569403895835030512628275235543048258469115568549024082448172845210839511782758000515561703712496332739311760311024077993843523136714634592030724965753159839209188169

Factorizations

Primary (ID: 129665) 5179390271039391738642017746271 (proven prime)
(ID: 129667) 3887689151895880588772792296032523860068385204952788489045373406324622889725300546142127229608951224661491589498917892569296751066200528718857463342002312864032640923575520977894863795681124286086546310298695395511602824047950843764297318166958770140445294853421650220411089070378548010965659772350763741047836401239439931372936823045690122087375823024737950622714357529390411671631197752073235439801532296938640288269128607449038329980121858355656755079503043405880778188623639435828353147570505429006954811064166983876726656729329323813339739972723856915364012531645001347631814407384081154279184520926212114502607741540452027799324782614661614645575030776231481165154394555921030501851463067186610425493502878262087740595609844933935421546598904516752795105833293914675352709714485936876242109195691288703762510610140143446711881339448294551639 (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.