Factor Info

ID 163391
Size 1043 digits / 3463 bits
Status composite
Value 18963378893054127208767396070584919984461715648820080734172308245108485237768110916157092393553123281639317223207896770839872860310003223093215351244129535522874373069843944367800757571981486157642442239114610639947285534002126115654976983565195668322978085949918651637290343061987382774951211507510797331920852953891918792591598484124596708376482060558903487462334441542006685854958613462125900201198580157942911737561415313584706498676050661912362264774013293597898835405279556744536601412678908808577757508291725792148653362169405832112164130965527441677522463443233442668605114239002351773858021888323408539334409840094728122522155933719121648202077886567476656087409379089772549477458268763303483562622237195020936181526321881152682270145317036847451334851365672904979301823831475612783175464345984027932674540328836526986629888314393369912890093721877815637478885050790475815711927678674361195825213767196886039108481203207063155369324005477700674793667189579308845268179427923815336482152482812998906653235317338845963785547539095180609

Factorizations

Primary (ID: 161607) 723378232947091459841 (proven prime)
(ID: 163392) 26215025597046304741848561313845293321995317978084646809417853277769143141091072072621417657978902611242942554492919006438491371419643647725499852054966925516644830152026580521726854314609600094471886999839967077326791029784979025241082297616129881147564311259521206804960492505363759090439300622763563832411048896574966085454976241745657205376918021078242570387383286190878428932923248409121397224731411658213117368253386214405930534667724542844509271362402092729854528496965026875153824882537624313168893571191375605311625659404502584780349773114887021825051241150923704574991758761496152552028312384326871005013452121452339919143296651747100015347972967333265611530790777656787865777735213493421067418000873718303992495373158845746147391507373656943520872467807081749440738622883551581794184577837427983462483533376005972358488864220422736897656455091294077222616951133504941885406599546994327992173624579488863459999849377930802178720695651445775941550348933977035383869459400936987566240809421327907781524618362832449 (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.