Factor Info

ID 157077
Size 1299 digits / 4314 bits
Status composite
Value 252428564424323045418369025841819900715507222669319806174257158263994593396932660775677290673067333271131454057426630607799675408164959664950129440496428253608375202405449080788434601046448282948999789941850414459253541988614716049365577294249532800582544138810054350698787756157419883319554437406803270585767899575812765592584154417805680757968524722238305980640875849722225403999451093330740076256906417645504204911112481485444309213228404211120471593706333027537185955335566477561580200115583896439236149306026392385908033504911544093741186600589052703652346677407475259274327700176896296209487190971101158843445976398826377257564297484493563547850184781685154353228746003065121819136589562257081045011726906943457823537160829262109444312938403153743042454332646508909720675765307493946815080126915662826819292605276894459429869568835923543278902912715005907382705042659027345794292248806733785106806352644665796060678198892774322324012743787424655715321800865303580160301511716208556119949681814304873967711402080116766194188927274327581798661930208087173555455287506254019867806710818454444398314981615251456832396362976704999220605690853762315071129946868323997218384815612333253991171972589488747727911520198498488402608250677743975551098337997506417995820523385985005334043753250303189660289

Factorizations

Primary (ID: 154592) 650141690025315305584300036801 (proven prime)
(ID: 191086) 388267001327808939050587133404066424431807726167992755066059831537326418984016368556847106913799097766963501999799361075966799642113595562272656190760020254232279441126565926242416153267522085054889053127911156785695962973965675142706656963339357399509211441756030714406762929287469276444017641030746374137763247679614059173150089735862909811520003675523460127025227840096256561201645702034608481599606219526758958050542763046496633307694913537033458498498937815037950304849103909077723136545279050949723247509981879852782097624161536512174787361326038478562725871515438311642160327844295838833299958041824763800182771479493686916425383470848348416833838881151447920507076236884568568945155465031407073307939625183846541896744454551730714450719701889731509633980667597718877846890954923265017299401921985597326608661613920962208317942561393235301928196100561027583957017503074918446253011961389351947310784433421563981004890564064229667295604673903179344050338538714646356244559993015691702441501250283576114301410961973735415250819791011598147822122162176871814484364346735833653682005383234814753926856095879216964988342125838272825039099959671802056072951049600790564697810268288429846863835249111991575721676027435690054883190978192873075687637980045073603918385089 (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.