Factor Info

ID 154462
Size 1315 digits / 4366 bits
Status composite
Value 1528236177176543215780674914133456704503890979161073111268813714189859255842680057213038604473901286518446147996215353237412636752930534289115521291950339300673804117369326906407918699796860355432210949949236719228048813599482191757488191419456839462219726300792939013814539140840063384484343102821448743778475742424705293786944866408272626126631688566400707769107285182169565910989582630875533150491543931290619051563587070690702189941551559489966904064219008659266400257507196861489351093702439123174704813692761862004630345107895984733185245263464453717612389935339021192538255896903749937132176562735210201877362597125605086313771864225747838539241292266863787729470163800692248262309116395647416229107717616277042990043552607211965133817248053003775674168824333271160162997877312897407464243625110138496894777860056746285725088725114704028364998960722484566344282748899508644796286118886447667397344910826955176462509724140261061799555263260163046981034019821970998214051771662756946444224130107423333040940971977638914402378993197073666612040687625998239748394184330285869290669313599271876082480126544393252349223274035479432396588050450875070613476899463907389277652769703209525433359533475390985354443782931845289067206925980408677830578698336760547156218109685144603242638187502404319092983296211126686157

Factorizations

Primary (ID: 152501) 278296416169378009444753354079711099956477186054355507230970518413064914749001975888923888114887753377749153728241890010971109954878779072480292254867179184131743513079931225502050182941650625095702025714387168459969703192325858429401446595652717947749598967679855759719534399181819852664157662404127726313108902225553216341524912490248236877 (proven prime)
(ID: 188612) 5491397259842617875604115919037501186277543237190696020819824522835958267397143386409048141511526011440068365234270219852189691774817639035252369567033430550117464378280951049643285170803391374053659320399908620019824176534357857816108640375005733774800644801000432124662393606341183137522153526025722811076986244729804327736051660036302990689013429977338804381972835976714550019080105421071468862254327252233541074746100768717237970119035481403081943169726013393896247180337225535045412640975811783993711472986934513858729027685690933787987050876462669288398283623383804178169326522626911584428855561413012465261697585299429666536027393959205637104275298278868639183159535522361717335733143289636870191953659573261937029327562426755027924880278921537433845439813374612389741804048226040273101659920286616338464861128312810636108693821954032327059930850185793505647776759765414008410028465752937888399367118401044702224578663567321155492198721712341407878799733318223424641 (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.