Factor Info

ID 154371
Size 1286 digits / 4272 bits
Status composite
Value 86973846640859347379878944774295849398227255924329672491108122823266413766384558658580089096759635592301197325805600151818460017632248624220880875958212972823731483659668558385267827130461074425099274884106062560293618681141528673743724089322885446030521757571198670225762006670969569594907325224177285520230036584948181211764046871911562151531669669105039716630652565936134453713379384961605388105984388126287201248610311994181771223039699982864627109604595972108315267338556553779446275876858130845836252605564727425771099841505988663971793128103911335448535415822700985740504524155268442987138058553730475392470086109165900766173910403251235367200323137861292725349437429465768214211641187466023826543026938288105028139566511165503952227101417208173927602833316398148752356930905367759543382670548044508301860081279616541479680078055849266290877660564549295610231557546307705799771102895009061834223713719792900339515243239363129862457697562280622948010232768617315450188337089673796005987580719649442991299587900867785606037766475342356239659256191988587216566766471110437064349593288133409743232586745598838991996560193600427056112604601490316113138196254538052226202745393880104270687472476928101153036679234675289058203582129750524163816365202373123222244111429967663743770483949

Factorizations

Primary (ID: 154372) 40628310168042873127 (proven prime)
(ID: 154373) 2140720258389447274546797517838483010588836604274330028408845358234996915892836971805221430957869882200526643343227071269008584546648683250042725959550696474298942341056400679645270122472590562314651716648993194308453926281441365296918868789843517831937569255417013684619048111755277943476020452143219920146069484814484172916801852464547477638945494379555843955573300919932934022520182790433186875269277424414907759064815524698051477813010201817848154047541575254942546478416737891203492013134097705353367006091246397374440268429011610960819472466490537160196826322967084419757869101835602648682764305223317425169391801661882508914405748252076045276734529372919636605013796189959411281878469622430953233051994307138994602302733509132126911178927176475493814298196758303842221258911908078931843221958235828182839412055410679470473395864071748553553477384481818970075040131371595996344927573647962266845341141440978479718096436040724010792362330883984616604993219856910177437318043707441978071696009330280151591319258606656202964084289081706295727488881579790813916474778324380214566894838617694487490329081544720430224606136969076042490386010908726416746043461520534391971501597250118795596171921078738857026598165323383155695015017136677064164323115843039879994979787 (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.