Factor Info

ID 142727
Size 1226 digits / 4073 bits
Status composite
Value 79981337132610541836396246130455356435114531730083750205110695818561123645328861776970732578415719085378763798732252452628106497563317432406402624351724054346727609438817073499901660925359314711044924146863930724465050889078128976960940480400315324139677642990255472634818239779798510428664943194053366512256597144796339205381393637184792751378081643847818055830906011038265187482694113711627629461157303275378015756578497453270067979712140305760781018036080031548348423513064981911676458418763046682721608123333156873991581028935759273279283826518864940383371924057465093398735844174323860864477747556057729302625071202232043820093881413775270249093848948274887814171277243928632974038060597934027271077960572470036414502112361547858503673617400814719808669669997269910859130320287491894674497379447409232512387588934804098786462474112719655358992236827030233896499157609782888999347537582261034623249106941407752330381272786366279814109643845879484898134612805522203057068335688846061818415687303271989708296458166384203405899700704370350193573033988356223665691790284425109101123009444804403189276284990180349488827550144449787115215463442427685952376096053972665701449712288000609307680872300880345745514077761371046193587

Factorizations

Primary (ID: 21531) 425611355361831015259 (proven prime)
(ID: 142728) 187921060199662374693468297729262541296166739018354726981267019812306270805366121374306184327125135215371973219597390110155834255829349470522322804059393342856159440712165746295563733139948935012030064517534503047866919912666360770942371941447537127819628736047661026436294491184493975724568397568865339765963959980864735417364652332570698212843647924055278210424712394533249387074382746565265507356340127823280782101687532112936489812651179734294198876231401750001438388534852941312558996827933504765482273289199700113717962757809530376453207925951130342913545478274225359733421950291282287326068278314385422784072150733951323234128920567177836601136090973142871586526178832134780854765817765667073427205118718970990982078504909092614783211836755027808707621970987623232949468566189945337162074580139767947097509168936167489986792401829431557586573148168536875403640543241389896220276220597107525533904620046346690239364046626911072653575692397886050105978998399331891697546794560087975526587999133925148292772661222579789544511553923050717165052771287028094343476552243933795279121464404958891282520361899806461559937648098249613248897307497294276179258882105111798323998482481109987695618506615571155593 (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.