Factor Info

ID 154373
Size 1267 digits / 4207 bits
Status composite
Value 2140720258389447274546797517838483010588836604274330028408845358234996915892836971805221430957869882200526643343227071269008584546648683250042725959550696474298942341056400679645270122472590562314651716648993194308453926281441365296918868789843517831937569255417013684619048111755277943476020452143219920146069484814484172916801852464547477638945494379555843955573300919932934022520182790433186875269277424414907759064815524698051477813010201817848154047541575254942546478416737891203492013134097705353367006091246397374440268429011610960819472466490537160196826322967084419757869101835602648682764305223317425169391801661882508914405748252076045276734529372919636605013796189959411281878469622430953233051994307138994602302733509132126911178927176475493814298196758303842221258911908078931843221958235828182839412055410679470473395864071748553553477384481818970075040131371595996344927573647962266845341141440978479718096436040724010792362330883984616604993219856910177437318043707441978071696009330280151591319258606656202964084289081706295727488881579790813916474778324380214566894838617694487490329081544720430224606136969076042490386010908726416746043461520534391971501597250118795596171921078738857026598165323383155695015017136677064164323115843039879994979787

Factorizations

Primary (ID: 152679) 650302375045440024828997 (proven prime)
(ID: 154374) 3291884422596279099626284069102036858938323539910040682669004172341731008494274877465916368234843356755894136259948675960673333224623070778090799697952356480352475776409733989919738206277782165113850507788450385052411694570158278724533443934023039917347459301600258026512693314361091514946212044070215649356293496736009997202692665260149342702092592820256126291391726325605369437099743084799026932440158914318960667369934776609158452355001137921988238614998509317522950162908988586350358240277914629156710166646314330028338721262836135476214696665772936955944270074828993861860378052031261550980376947872491071789395678840224388358132646075893048934559948683753381986005941195353363492738369383497708473162754828262815180205748202396807165249911256776234180632869182390017418251228877396304596497226558302411592894682421369649113493605278454734844908134239136937421140771069844328784470310257046664008622083022756671825866696807281830386996060230118905524376407704863293115273955278813704739382237057219703690043957665053513401045018017998351973948253275666689855658646795762771480599934708161815730242214737094610343712490507788592931873732685492074041864891619359996012741935025049415125159598478023014874295214430759504617294453262888293071 (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.