Factor Info

ID 28531
Size 822 digits / 2731 bits
Status composite
Value 669064013829588502877925222941678525150842915159523650870742870252060849173748410650749578707046435887182514557300728459043382354704703961353713958803195133242729903667690082832401317624832540410012804494800518898998788543955709332969248924478967645827066618394371235483702210986814423038085057514119832339000241709573271461525807972499313245537139061329954201955065089220647825689264285512932767095251815598437026412115948495693397612655337503574021854414949009190266464185251051439157656478443809167728947700731846297954585495029915677133640468607763532853133072477047510637651853398306043061061119012048660075195802333756887420459459162238304053035743064095324404528940041326904816685615452988377732565341787400509383659621754975445013615978794379595697110512927101456450719820775162227708098265858351115746342883159613

Factorizations

Primary (ID: 19384) 323338434891034089173475790125293 (proven prime)
(ID: 41416) 2069237497407522404502679770134873243319735051352195250607013897636559100674209996078164261502918824831820731152925358093451053907569537811563744804227216202644957138754291610900020219763467976511249643522082316919710048840519113362571884773225360675360852288802852369792219777052988757222220207354344365616269216288081520027873090606089627941065939828941086101612199595369060128560878338703286613513937545178845786312804588796307929426785702753007205196746501125250768109675825049394472810643336150968573306469430830636977239439142987675760718929797278563533721731224577996027187885352327568508478485518837327422641896447150440223253131342654757066728978229335111499081365624604751902647911182992632377891508679713896939978848674058704272095338515956199331694412341176076799972309177348241 (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.