Factor Info

ID 129145
Size 754 digits / 2503 bits
Status composite
Value 1668876605582268023124663398245046256251399499818149980617604410668528915586433126632262564272705943947426894245239698031284387564109551555658932504719269890849219963641158243309362992494543321571513939108884272120658365687991576763863476508873814300079213875215584170450263547088466605670149307663637608909247724413480250601233649210706658128660143622406632967244113397688410277822537988560219895772299636297529456382323129619396240341333224068479144984194073309361691352973866324038952041948879006436758014294543599148084194657514062080219033929859364190909363193870855357133007208285160021024694221489788913689092996976273785583086495418782826755295830995017499314073085187207772358016842068479149531395211046769683493334902691875016343226531133613929

Factorizations

Primary (ID: 355) 63749871895972620649953899115136073800470980902829089 (proven prime)
(ID: 129147) 26178509163211335179852704326314983802472180443040110232193665523570665548542007258021745769165078239073095286522915234674089331270081968685807549454214152713057661997648167601975790812289508910078071317771191717845948471604060286809879246868645006719234925094287581609305050800352651313031027754697548699993179314658059660435668665648338538252186379750350527287364252042066149844469724033852503403453428402510739493591129143768164368148486328673978306914511577115945104632327297571240204255977425046638907564791234083813596955107817131335628034833959366183928668452018518415211128688933677578067642862028710465414258295268700201201946109410951048986696409798883382670259789472933655379873278499455561 (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.