Factor Info

ID 142906
Size 1206 digits / 4006 bits
Status composite
Value 469586099126199382017574572530658369371470174951164027023283500736777575679999997789005024156550997554389305293864968877706629606492667700716085196068916248320420218911794423322558430585325827886697453544451163200161977330209958479319909731224216792352745473714105396357215645730994593003353724202035696859309748588791632404875456863441133803419319077242602548025379463288501866718698774113035330287510968108017135347885461004290596548881841756237645849041060421227420802069229878803778340225804343210147018272740778997517012923923719985389038476301135858497001225816021593599082194414840847660584737325985722524532837841778841909290351513686077937296416482426630885661497303671315070348267944834331591275133099487680070679835256817478892949861285226434621647777358531833442239668303373041259615770468797782978325219794222551525833159885551626621687045077173921423383553148592891170868930574549316136698821456360612096113783003196796469054068983684227300890072936749279548071602489776253293494954317367646012592092464403265922182984485416376941288419568621517692555571380233847586289133557254053039052834596233488565518309201120771333519461654311868512201128742835275908230258132806055159696428311030848061

Factorizations

Primary (ID: 21676) 153512587518548934046979 (proven prime)
(ID: 142907) 3058941984607348689836641638738734689968130166505907546254756626774433837279931068093661804823388031749691282532463954554005912342522325578495049661302487129754614376933729308553420965907001715604207798441785166491379238017115228989099302723331862046900527696920195918400053270549613628530160073575588334021160489353067594802137021634136605208100944171131102152688356502983571763098836427608167050512330548102351346002374846448217269447094410393626360037255724989678478645428971047075873868011477788552680913446918026722167140268033351898311631542844262557594390682166382163105264021395832459892688960709647179756528854391242263845690305579375449986849219342269145083611036429169219149986964707918473041179026772985434017793139989201187875981204570866714546105552015951357853314321154179968432108076588353421167165863100798386263348796650527799783005551489310878960781676263850529434551014580503621732688532633211769792907158852425128840147614039524625497125195072785544271409884831805086787919822419519038183308767275849655009874853831535462761962177160480205265351908185627989570685159192578317816244143468175305349154255808358740723546080158975984590984126283999750669571889229759 (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.