Factor Info

ID 157069
Size 1359 digits / 4513 bits
Status composite
Value 291960290573991707609860301809993774456460712730872723971618724043143932938600784117056411138307777239641109828638489104691888956365971360706421968499258250272457705276926196066303155833410248602026946138397088453936159204702050357921336938858060917514214647629697800031687868067846104070741237306817319471100436461089003957979970951769090070098198671340523924468548956108583218380561213902232967973953137582121341048545461161760281160743816238400034482651869038184705068140927932613177730140121328065272702421850071956315088895410403407321033395221184057151819485230694893785421871769390065523510281857913861091956296865116179979023802814703114923559895017554881252699403713248069045642091677550671481587091336244411511747182795742878983497736755726025677099844309493200521909684510860229251630069512380070814117678225619775138026688629571583765788743431034840995600509130748434367355271152883972258520193466174413345080024496847436356194698767564094015160303683162779089449757604832328134159528587866199330466736197072446411051445453716726317357115386109284759829069158556802123943699620245716589516053390867354466542619778491481812588027746224489045908995258728574604690407902930509977996454921225885677045110741566620371179706790854696300000247111656803225819283840131070527556078115491780907926123885163706640574289889969654287049310780323793864779322181

Factorizations

Primary (ID: 154886) 6950506607842387499857 (proven prime)
(ID: 157070) 42005612978565823311774817075701684671556900035968403583534932847890231694969187583761814524230437226255683475342818570528567388319419643055679493790368114048191732510380695952787295159313281481822712328501489564041393986915872532228809620962372293597690847134862991077700339679954097035606926078628562607901353600780684345953636726354342529401720487526874613182631551682020040100242418093829584606029270143419847819485363124586494342399755043115755651598413104765702714917034048484071917789039670839058355123831835350332693162914358236886442480327644298307128750935572142499022590305953145554576178373642055361984679782537055065556846329830292025253607376262622093589679541353444803708182543330468841362482013800268406630959141152209866840949069211828130561680819513961515644623228223145360532483811740145130073044746756717802803263979437989745962526295742209904400801549399367424914660777876271284905454731322641039155471914948860061854761487898273874861252598212593689644140418790860908355720137842290125708096029080426015532124479529490464892462267921616959854199899201737933347459976380946367055390054636337878583872912446669067124570411033056322563927331086195933775288422528177480300014922129716671530741294753518895946345929003365814777974753057882148998435954012312718265186360531133432437599777739788304706245815911028795511733 (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.