Factor Info

ID 155902
Size 745 digits / 2473 bits
Status composite
Value 2238571343316751241175378525103155626724611840988683970916501738177900803900058211862541425554836890081950178747124351633987748885080002262191461774087974495021769954021523630847769892262778972992756247214606736434498516386347725340085610837595554169596170312914104834557067740022053292464894844042287379137417601649666943099529410639445273775705430893533583256473126342416412863021520014610526709590420248652040487976505791055221465358514392870320842487927282164304921980698263164638368541355548791620714932608818052362296982155173553129798294535512501045235816852702274768793790248255577294546291725029575872127579012701079316840964710654060542183480865705112783860261295305979299998468325605191659626892575488204933903474309032632540786004897

Factorizations

Primary (ID: 154721) 66662536191598938854817414473947493746284932527286427494467290603681496730818510667710681027 (proven prime)
(ID: 189843) 33580650710359026830547196240403684894265634942662651365010104068454809962013695593462530708726449273977633556701068844320841806069137246443074813086316272576647992239416574039070426921651842625140624596056348229259536915531471932788540134909698597379931997682004345089674750665738059150588855753505882246330413593200155219774669846303290648689045104960096710138024827244899053172898816102278095065998506656082579750000553210065583495489665307364634950189987340570009868306282780522943028360703884445759757387653464074704264663198515561182933806280903545555810082591981762167548823376334373369293839950341249206692050980816204523400607742246621731396811 (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.