Factor Info

ID 133187
Size 840 digits / 2790 bits
Status composite
Value 646265143188207459009927051350827685675659627540087909637015179991660802216786311328694222146636087492714918471496763981883010498577527725161903803003556427391611804613298409437093844242384514931134592488151616814981212571090612246510180023617543696688005756438294666950109493888824383149120267146272890282461152990228046187547280645799269748628800033325369930818996152581591104602516473374643544606492226601928745834155763499217832855823900903982908654306065093834184141862822411760622541124245174075607676223973374078886404041833745940296545414679353478589658380947506043132537676369412138435341812494261221433638322915245365197830680080743403015191826390696931147841591308119111006920455596720378626357470896060750602769352018460917963897607625049058553962590711151140155217409359008320540312190022162351792407688268219827362232296660569

Factorizations

Primary (ID: 168181) 2040970260732926549747923539439137458678677 (proven prime)
(ID: 169134) 316646036261267801208235222034326426607965805884365685739834563906329194740596267502582425448503546270264175527176019765781845357051572049891087737503270025009007302974930679180221960325470013339999753790241551734281871597183251568764310737456607101000145738995681748324610255496211719888585069332621873649541165575561650956016885626394044284105505509981268061725181124159297156234552150383993971495245330907138174683043615638680728530034000495767079913714479667462775979517571986003980687908704110769962125440305021041196940861830515042055672239212972303361334654015214144514627431918128827879494168749699702647502159900618208308003115688447796424472787507526161355061283971614447089558512964166626655171532055538124883744661953912113814477902785506201161546315834260970571071475059961458704815797 (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.