Factor Info

ID 163261
Size 1375 digits / 4567 bits
Status composite
Value 3961797709266310337188208572834221368440021560975374888405250365194470329830143923655676786579148013453670828139263301701378465344400210483977370826197795954850928908098164745978352672107573424370570851077097806708510307055459074802626477676223524652232876776130699637098907399353869828846004897870901778772222463901927435444516305290121146399292425692043477782444822756066425094324416116761489688890517481064520316891802357594139134177344052166038312170483166449642204743414822057969343823947227955562991723047633187453980511430569773539790981543713301065406406143806118223387059630617133077295120243338026257950374211804547543850908178234136021595840869855186691466790087938114443869284841223009461727955929789760857998923582700726987746244451315523218850932054713597212858948675985683059695857834834628710199631749281156500823705818395753686197114891376943686436895308033833530819408185640084685714136659363639953965318153300535224258946888625555029714302786330593421450394853595458846852118121150241841318104117639541453036255639621008902753217218864096094130229968969828606297822093106771585458726319422985669683488727660024702909112601271807887891221373143297945972157395539463585958503919695541059071094111769156991359040201403668852486954049023429910441523066721005209559912334506155356245886229723897281615212336495942194154776711397151133974661057639364553794055103

Factorizations

Primary (ID: 163262) 1090341314274321436419495229 (proven prime)
(ID: 163263) 3633539018837502010177357810328563537928604376606094872558751391848241606931878911532952665170765918194137525745830993889176016554366252500991038008494357522304358301478785104194659568235521149990226938102985884228103738757160417514691652356798226161172516520401817839595961330649206520100962336955352053823641614253292620331569075412882749601870549410351336817914932114922301643454975559547563421890390782100242629976110039754070622477210623706443409281495821674275506689317126643827142640852537442668363155310998501865753390055031650024402757488200503938392267970833361033937653371196393244498237858951676448112965472033297780560171475530785537069648300707382681253570248701408386012544415980023756129708342905122769757707023595641193316810054806324963198591395790979472050816155088309106571905933752664070208306339633000867025361346545852373822607002002417587771079460539277840662021888781313141416077869179394326999847673289614864079871885467668874067624844984033950346970726114170076903037695495788625480058844287493818220536967333304840792955055078809066591328621558297745330636575674373296009904745692502003442150579722446545242524707134493733425417872865719672881447024305525691625656862821106151394410936964319477070072313493099261726236532628352190658781283144743764010639437328514822368485333488824390403918109640188321524610024843406507 (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.