Factor Info

ID 145365
Size 1218 digits / 4045 bits
Status composite
Value 315417173497468093786186786125745660913586486327184488678263048538909383028837972944592002425444379584869254419571911924919082716209610443352763763420071411407450220199318144312144574215962068532857853315004841103538299368979413908465200729162020230835017432276208304159596982594885435669936288297079747785397032355401007531118499367050815928017567424035259068893458814090825695106054312343622192651784901780248055217738859293372981701155216264065601198883199132975374793885746380250322076952247878099762160933848590864401643426093981394331170384483770738026246153404223896179868547472032854797485983741709532772100650200517997983826604790680262796997488590948354348945332668412808763733109013989066421802251116076763482158668872535420880500868025479040898045191019474303847909418053152851219413872554500209232193543450511084879128998017527077836194163323165634251659726046847796430351321548961369224535728594462626224237753085478180489175708595784249512615193284415326160096078264942993994468674031803021568578147819887929011020102622549831107315926125240259131063280644629543689780175601228520614967507242923663909239691406087539367052109953083193443825873790816259011877335871150170218235059134476384760611168209233

Factorizations

Primary (ID: 143689) 12615999287722084925017 (proven prime)
(ID: 145366) 25001362658955815039693086238147054982361363185548403517821824154540232585465001832161784469304248291159465183163376246007609179785668374313359181091302891278274391972848093955609565784853738815574634438234217126223491580124930516449129490958215165699821211068819290322036816306929641267047227237630172975810749890175224646228912020814977209949956036499416235101387678669370848210435062390553581678286147638156728225199579194046105058959685180562882554104770533825510838220956640457665379665883167853166198198241278306786387303214810668073318747341507890693479638911865199995661519179471866911771230298822876002522819045469403845135725458415503554963828982565160552384434936646309257352999694129067421987326522551895838023083411327187745260177668396959557406217423708534950593425923304007353970275665204463811193742532068007817223417926060535632774270289206221056295733524874807259670470782307827985656725195503536782971031493368238473554041711229418585339272316521660841301472000162099838626909012283526310427962549715877057351678130523475036388353270412760424667355627502234744247061199356656975111276851359467545029725906429635062555612251339773721637867014349779170084440883506308510883640249 (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.