Factor Info

ID 123473
Size 540 digits / 1792 bits
Status composite
Value 215346176678503498732501923046772231186596132121319508311614712480335118454544038556608661457017354270479641186020372209457848512445659618955695375372979081662487081963194920471375939441786606599827465727272256936583110827800994552854362257277102422958684791574800614338274731606220259951991458167102806320351778019848208231543627810864132064501566539599387089663467909126892126967739359223593483214876906644364498585679314895008261913522238784026628162794510127098884285891205652181505028144104267726352388314296354920837947158402769240811

Factorizations

Primary (ID: 23) 436782169201002048261171378550055269633 (proven prime)
(ID: 123474) 493028772379679504802531224324304570495635792464894244296446313059010066242926947576955862522266937180248867076393588157652823607653926938549972846968662178865431379709835948663211012435091196199356691591146347882724494971063146017289918820694607192017979846391246704104829879617174365049760423865666161150603329890962748712129759551027397781390845265639325402441136168433454317524498918643668701245125613805427585428999978833189202102457656539791467500486012352890322882897957924275460330985856293867 (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.