Factor Info

ID 128380
Size 822 digits / 2730 bits
Status composite
Value 557702774104834533374058328753196983083859531853998697145532494326356930933622047947080075856484737857486678531241316008606020712677693833361858156816206860058177000829747127503560108885334738237517683540523527927584022435855922431485515948452321206559818486184894946294273274111735133805782829127028263604249255688916409152531582585637015820220301076577401781986850421565385958941239136141865804992325878454707542916641662033524164532423325249628308422795703355154413334284858591577991706267469896139050178680214931129441269296127507554006515415568374623118029821895703361211975664430809640607508391069116854606084713595606037541090940102108700350114033061484670948976419668594526779858397736282438864831353449530657871806598380597428939441069577861441497609028312373015905858548566308940818290189087863873553860011120961

Factorizations

Primary (ID: 9547) 129088845425161754649860944957488499268597318022127073354607323 (proven prime)
(ID: 128381) 4320301822113347052313902758681815064332126611450380552262588434221615465169152769469344741752995176032631320420467995256446484070377960683940787112812792315295390689600837797242731274436218918083314138890986573320917816605519495409789658407242361344451592668738893061630708256940662247160339964053104053540848423614330052321999257542939313585991262954180833454645894225902790565608804593794599758951177688420038066074198865793160267077547934995833398986456597614473009391954551047874573441205224984206794784551776188735469152537552578015477669859404440781939395064585627354515237245079704903880911069392820470208468400819093597199480221781344391081937966254336441725648089512867178606325298086268301724289010604699340980941181809793661675437701093748859973907 (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.