Factor Info

ID 151851
Size 1195 digits / 3968 bits
Status composite
Value 1561875501472439787541893038145924084142071530006878603291690685424753014821506357650643199435417805683065752793205872964842927047385576329154463405047980999167644656364003060263846139258323060292663982625771643869474613706671925565856238915824369920398127635564596134164333178830150181352031261775354212785437538418852127791986222946633765787017029766350703997735967927533760538760970070664605726392243704077880894415677443978942420819299201205513855106656968360396959183959104732257989662170596551494370657685992021193602931275361868865431022517305810405868517386082142123928888126731186388791819106590256485404685823508973671150144450018737222862389598820750376860081031711490040424086509251266569750100502728035652067417169011571300543624989587508249205434135507672678069616507512828953305911293151106846922621921483486227647381335642748684085250493753667596013428333394679541147085750626424419066100057682837463794180073986480512306835398014444657071451299634682904006281951140086221510281849685967775137367735724602210057621641509269861148280075013020251387948260052131758542528844639313829875373962040921466343503826703634137313489544873704408012620448865679868785020309436340807190020991

Factorizations

Primary (ID: 149617) 1173922372300235340427 (proven prime)
(ID: 151852) 1330475965299163651317105319119302585135565715696131976173321113153839526331624217346749374365342675800574850492507001957818092167595989842057988359572439345040959868033609261538062303444152137685108526908202844578508333331152926337041602230088030330838711937425564302305655487205275754931753487923995182354810946002354165815099999840292345495839320954013716810752751587248765229117187699158361575937813505561707827126511084709188845840350722764490370377220056474934425325284627893793601878649139920287369215268484619338381265114768135815525348924485260597519072457750378381025456510267398955472503049285225921024308121873527004933257260262370245477822386054502090624069117882855582836230136886388188206961725080103296478136436732916354454283370818501347684867450294701608100893462425872282167922424824524305194946528350978400220711977975626629800204290038827676417666108604864510745761560641302691912227855165041725684661984792539988879453485262661938312480141636843900934930768605395160338902093683550019565402787289670115959194672868652411114280491542919406606551116591369511104557134739305029392392403135752908390839006821445296837994276655110147004844571622576032144733 (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.