Factor Info

ID 155343
Size 498 digits / 1653 bits
Status composite
Value 251764773029499641445084579978363099079999230303442101843681431865341640639946890968444536599280517070835659258245134375513489460545570054234583682389102180944603475766327562868194233492512153736641289001155936142038508359191603207060985958769527045455946737065961839073728103712171626253646385803425464465926705125566188836841161018825689689909800721278116548826081283137213101740426362929214152548923196241221447911969722058115823372358178018314505625901618207180665806734641359305931400472704533

Factorizations

Primary (ID: 154601) 42481797154433176612759 (proven prime)
(ID: 155344) 5926415309462179749090015915117080158950739945837686276298601522279772633379705487672797954762283836291008109760008751552503813387749882804919142180671410701588331238285903374217552947257552957595540729194962377693641431662484765346872533912931169953333463832123496634643438691887541554720226624916196454955669749323399542150335087801172642674194665607727322466371458569747630306000796401330930211998212186853695661707426177827004727997083127335956372387749901414209343585587 (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.