Factor Info

ID 153642
Size 891 digits / 2958 bits
Status composite
Value 195973164862712167466347877400381664371923456746195528589484514400856750510315024216018541326121617096864654775847638023359965432184215571256504149179319738586314045445298224611711529314359604639436535114770754028283765207442709046185493226353754934483439646223153772408188450934334127867099572231971612354614811194058353586742506912333594202780666867470348417757605310646590399787372511065814912741476253700367937795036339212375292180545949385323663076342949070667499507376316827267427174433752483984324011150967996022546980976676740151683676553747126546798259680311872960903204032708521158745225353191573981680972150976738424204414273593262915389328698059257687127944761931807245114917606695277931718236834564127335871674559120169450035901162980232604265265602964774988536131479241846427133024065335249454804232979803405448234644335168639014404273439620502638312253793054473290719309216001

Factorizations

Primary (ID: 152108) 847499019384726257346113954958447091 (proven prime)
(ID: 187726) 231237040256384304332411807906766641168393269916763430870749311352191080862452905540046987502562115398578682695671911147678948001020272391356859406388616059086525930163933391666624506123720264896173158494003669614023129754277720825205980071096265279677885574770797609647626498025482016243980420275056272361028805819051826397261208933434172351264784649163491649029213025581073485556725491287703382301830609351880525743892081310688069972929029714391751335537114336036367005344154710917167097924884801657070008926186418675213196126352877089949938080711802016410680915843918750159423682041732937609353533927989684252032908320785807155960891939427883015559180516299709803495138817234544228700697695973299338973505991376792095651232837017448027880250898073003345750069616784389288733328340941985526720961051335703855395191786825161518636598890961231881225278011 (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.