Factor Info

ID 198871
Size 953 digits / 3164 bits
Status composite
Value 21554863949341293335565303212189477012522626572215848428569005976972108544834549249170130742276840298132973578926523925503933596547929901550701754739248046165052201895547013175589008821907504046915859749373759343558329847804649578889214231192800506777310335941833702529152761668273633319539336172284356960108944631806585717350578505563921945318940054932872887269593364556388928513873009910838551855116659539990884830307794000801666277256906444350362613968377903094186012488649450456370054892888420112483806125939850854539344496536259071446585021010404395109166898552774338238437974443640509148906974326434902301686835119020347451821976632446255301658421360371938830433730934226313696929921351888124589009395592501575262053833828235618018774400085457485474111927989167120737115138272215958755094810612097035820677912151796979094527639836967863771342889840715792876280595561577456339839789707007271017623072933002241018063593431351507002200376168087759233

Factorizations

Primary (ID: 17161) 175787157418305877173455355755546870641 (proven prime)
(ID: 198872) 122619105206013434611378618845054192571101982890730693216493888342252273034167669365190764543938940745732684954767155745018399459532000964765127658708748694606657951914961774082975282549884024819537457178981201936927176678824408111688414546937802845915781992460565629832658667233114528495148157797823192183983827632338531662360638240481279858315558556231817462128970159459796542602322669425836122551220568260176739601213977125601189379682427130217632210874870873078240793505264048589383445907678959069862050301112257203551796554927375211769474362845171879795881198032291671481840148120534027754957934376761794478680603487547573821799368919167991980600015490752752979005352404163256938374083677784224988322869884078758654264024186749072650424060058237974642050373871970812587799655427371696086668082017797925866911436515653839961719628666245198442030617831307821531521527318447675130999063128554201407926500320304913 (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.