Factor Info

ID 72643
Size 1038 digits / 3446 bits
Status composite
Value 145152754047116612597150895696027871462913731038572589440710686241789093141033260489549233305423972026781663710382071895146377021738503622544868493418222640994907946662742798177352083128996640635023838890517650416869554134785979897337956788770799326590460820860754655292026233719590754002961137344611045899456503028826605608561249598294488224771479315125440261317227855395635842602522002963453510152746354361451481489146264998201864912953010619132202009487844999649842002833116036670805412011255551722035420820885479065838040262883257828951711474433618947714128783053089352791096902816833625639046848183942490300044699610216674215712348693724068128051998949564372904873204877396326394488496045383234871538660077372233022300207705746568954964799534662789755229786284296406783279362177804792875977668185993569020004019046756430980045663254881561357766728049901707695237416212567035873508831251060958012157848778449024809800734424286608513249384114601296291909317506469692601112898473404329814524965864271268673068307555765791501880568262721

Factorizations

Primary (ID: 71413) 698772151099242143592293 (proven prime)
(ID: 72644) 207725442147023249699920370781057107845060791038339458659845893166476357849909486985891001888134918616199644356534651481010848413361975683705113417661134497243880816678777654259278208622640916329135744299003509599516961401512922016516985300224821337460193652040690378973333352780766996517539062468959364102453105387788328202189661573494128334135126113489449210790567777922384360632567239296876188217159502071004164822677400260521937884316156401136341799346605015178920071174693617871940898642007028641917589526301726979451714239166529069348695915417209791952671843656397527419279181091841250960873394361067883251402819202469433998943957882178938667214151642478760628121213322221936334608223045323328023793379001183653605300722061315777012567382429015204524041198325773805355880051552104334526271202949052548075264342851370290867310769060986301814572819781336638829394329460009789948928533239001179515312299282078866500400927596634531623240902454791939595082089876061920307273311529630443052762704036063154221217197 (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.