Factor Info

ID 155443
Size 566 digits / 1880 bits
Status composite
Value 72893853798883133117409296340990005470176989235780789641912494001570803659341047480232452037099728454538749307139640290729983117276609701401822223426853406626487613106858735531663580728013406166197060380746512935331043786446421578263386198192576214260116087207250415293234650054421558185727379060666780824349004315321454972028760074993759749543898978529295436726899801262119228629044540976590723276897832554210808621091708522789143014472834912639752395821201206043784685551134025655035563777580880418117983819053649044464253198118931664200635428716745376928732653433

Factorizations

Primary (ID: 154591) 568972471024107865287021434301977158534824481 (proven prime)
(ID: 189403) 128114904518455263291672969525211025419623659595087943934472257295252274815991742680054029717775114884967091635505087367529036054753916692406925892703374240186260765626151773436648413564697541647862198837340919606903184727684016237758099476959349331916362419754530911118762768465700961012847667871522721002819912293423429541757125987990839959190402613232873594104634490335414089995830075915334184988187921564043671404482074161872295256999826549673606133430436730575552817078038696674627871766624413924872142458973029640793 (proven prime)

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.