Factor Info

ID 140337
Size 869 digits / 2887 bits
Status composite
Value 64273908821804620604825689766167328348415410367373197585624999630396793561688086296816412517866235809446190799666342224051921876161547992738689109845444436035965414844149887688053781933988771052598991849696101445618795485727024128331349765901184430543254204051449751003266851609777545442060220111895255728929723817507438993003697881826362437768957122885114058715756968011771423853096781939889721044858607858169488839379308986028541883811232781408083784980175369025969538566244606178012855952639684383984647117733225726416564320099038172601925389252397438175689676238555608088632202842330532122146705027845195839826303586138093939675224943003904797765442041437657737287017797934713019034290387209410240327490523885875534930497623328593242351113269949590866568294585845865025230219103028009261795187018754884425523057279480532229007174323560746712756692570034526808935731

Factorizations

Primary (ID: 138849) 20400155254263793825825777 (proven prime)
(ID: 140338) 3150657826899178388125419451843700490088099248847674864768377919230491509499807901407407434407583751695200357705867084957809189577731913627162058968869208497367588065355557946281626595138699902349234593333669938802258063271088603163709287064865625216563457910632256097600409861191725392135614290968025869968657747266022382248650422771595475275887674915649684687076376541349981274327508151064688455051903359878040536024213413504233111221702352017990940758775137447564414386838263799469531295435622609064577467253458728656567831550431672237872799269305102494756170133470586963796690832667156408193669765751045491246389181038955431645038592064380204045608853468730489085152632149373543115953733309692445450495487591626325158490319045656756056871647592691966777979455045405141442770933121797759101651479233615465399311972006651635915642974193039203 (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.