Factor Info

ID 121555
Size 576 digits / 1911 bits
Status composite
Value 150529214641265543405269893633779243522763998195172187066085012113272249445015547516214039580472332517083405295978119459647207289168365710162271858358243276956653562170385350143054281410875738558560403945800782996465162188175723872151853430158577533803574355601841204600992708754699174270029249406811222935509252271169251010511807159600251128461775577947164118498855268570506464549466561903276675301603496658135503353039977491620502924224961257371923912067263943303143481691528550128802356181022294019164377590240567877958062806669115974126693519663029300087450116602603393789

Factorizations

Primary (ID: 46746) 19907185996384657394778698723039737517190415577 (proven prime)
(ID: 121556) 7561551626061219459171649358850912555732575613608083197021824728456557127034145715920583496075807712681466552728506404908638785027084786863387738890737758632352485091808661106611381416778587291197485256531682114559330159006641051032683077418095557493829087722411521442796189774596377113209702200919914256635920841297179653884259028869233404313502103565430720203377240408481446786181500842911837563441605173805032106510466430823824490830949821342311124791345027712047291026536158124132706962025839436204574658433695174043999426757 (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.