Factor Info

ID 191143
Size 1242 digits / 4125 bits
Status composite
Value 496174386292517530789013398500332729686182334441918477098425132519100636588147207597727698230476609419637214731670722052014174274085355251377118565504139823844682684297336238926517332847721983836730418242514650231714438618192802207940289571187706118752042947919373140406224064343501116325678304682472319651137921064807338854981585932851160719414554151603124534863595001611586414033700856774310567441232686192142488107128467873053867804841433086544044896352883934365003961942008508928524525804857242843122361317551886759644571938080889294754010994391572954618542732030136890457739555653293261262079045331016463444606367722888012819141312181946617217949972267809590118936450157076265468176643333464759283299177279309975556972637014484422738502122948545744030889221641499002566032046797521728333505233770667597719703821319957850261133097137917116253818524512420766238256847026314556440061401289315235849678975942188023817800006910797871508246220149671538814287914048866365850615713783283533872002552745926181847757798817614347490175921692721325756434702891715781213713146143779151213906593643342924569376973553180255365287030900907492180532559054696135477984657059480251829112390097661022040373107125170908367790818313817523086427202988647599813

Factorizations

Primary (ID: 188960) 80522563310759344709159766209323530487860741257208170281 (proven prime)
(ID: 191144) 6161929847881770096133949481275714799819685309667061438786856307486385260679532172470392956912700299766047735939657913119591940422380192087587493347484396726981413642546487837257758903002755051662211130019998693948600691421910633971680049882942144031661451096709659083691284340159680867172845543996353390012280496091670813250068832219395591143584978769181186448425470837252057656817953444569916571652442154729160812286715492804525686005914532098179227349476623849777660019334657746650681367041779813743815969719293073859409879038651592490317561004466914478112185631780094152376271662154737815182283053166101685376612218661691191879960499447006262236894024158448805268453260340042099386298097224330484872489225056868919439194006233861448580713088913300440127638864823242598360828436982027290583390204111695851853676666612141376263659405888948582709774881634817264724043425815861182643358747266732333506585162140402707287033541825894956674560776087851265932639961319688394917995696673518698490527431745674524704539639512616417371062114268285611918706079304585402503691423251646728481874811828983595398597753147370559557540579225052882459121484063273275376583577269319372920022817870285373 (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.