Factor Info

ID 28328
Size 796 digits / 2642 bits
Status composite
Value 1279835684148925251700998653021288847670079009737529707064039090357567369475494229986310903559748035767356426807447227489213955214540959842791143113025698348640241324329271090337519065161487993902058032142338960499494278192645309461715639916941074698172757403708416932563129904398435275610150160059067364892741499253734721198666295064289770394503346584460077433511833060229855992921538039991737877366399883074902735895748107492412395154089315321048580623315178672494655859438826123786606234959659386325761945433146600260684339860917909134111058345732249251927421611999516596856589023587425845402272451698894973061161464910262925719260301177296105219316848366388562851930207543450572519058395972501900260390024774648796321442818853462621403933033455971047896081148254481448455099584439784715580921

Factorizations

Primary (ID: 2144) 900900900900990990990991 (proven prime)
(ID: 28329) 1420617609405164967627167974150691810064722955355971761038629692473566363588833628262149294852830468883944068087885079577914012940741993145353298877003860429683036030429533836632998912115228069044734526541102651549503848081336077706669711204995445130490484106906181696779932270807744093638368935456878230059956439964950190317740791902765471409206534984201846270045000420162785810082428245359816599424309787728917152267341513358253147180531792018230737730146553447378133166324981882620965948835628158976893370405235548596037503921825571336115606246254145890759099213574325050047997476086045752905663316330508092905798646184468104378679558438374346992916820465196428699852540801191945590110413336392690235779832329732452569641653324288222295708712617481759050506103429482231 (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.