Factor Info

ID 191919
Size 1018 digits / 3381 bits
Status composite
Value 4418919808450038715425019350047989172917910436946955749040399402925668164610148898786228132534145762879509125991345422108367092142153235002218927832860727100101152923153757803056810525762047056965978309496797414185048557988654168737019929484101838816166620422528051278976105137646191346239306907776284238920565905691780854273553536558848432935433050526896634473931829740193880741045642932455060111149186693458672746973616173465414738331295312696925623016715835197226927833810673363225852650443273568954414671704374072334484226842444797345515667865339482757407828781551658250175442246922594191836648733282593325345783762634819956797073845227378144110332947664129142604876863951845702354856384190919691088845821915278898640013587522745013151846087426279917609968575540679540112858020409302967698257407945292005099112342800102782632044117119169614651243763199071460601084509821867071159200075715304493089519427476473701037491669698795255074150219138295833593027516694119095822584834944544152242877842169700017664122695287

Factorizations

Primary (ID: 10845) 3102804258869848876949115800490112967822146918598407 (proven prime)
(ID: 191920) 1424169699335002750235850455017752936963024251673141400922631374649820852551175700010616776419603861103554020887444320819271718728019937789509340214589495439437676083669742360578655520398975193474264160161429558612216995614981525276790153633257290346470131446481606374620238099901986199975471871306820374954096095658442668390385517698735153407651600668174531863686167109200223950204628437690108327271269843348425861901400676482224448385489678124717246025042098780530611574393241284000648975805384598128157494984401914110149135448763664330465953121678842671272330814187482555471971982687062897393101570523383414185532793226607174334055187427722011031649118692204242289792393404511854113762546427794796967570486437013855459579436042114501432876547840744649341453402095240886539920178777889956472916361521003800669113427809361520701268417522561246655044545818058387317219249239328119048028013257157779344537283069924520945399945582055983918885240869566881701409044205841 (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.