Factor Info

ID 20999
Size 477 digits / 1582 bits
Status composite
Value 145211540006791029740174656269731163103201883891379783946119035288865949672625501354142305557559580439646148094013083374498899422968601608216318230378414368703069494518073690822942482119884419575499636841027762723388951902757780239280670384703282214460144320412609954716916102988944262095301481065760992036921409279637345291363599670836995487183804717743582208705585828361918014406255374448161162667533911968468658176807305209628500541549220115002658908415949167174218867199381

Factorizations

Primary (ID: 16547) 9060198312365106899848549 (proven prime)
(ID: 29274) 16027412977110043491011569047282355386590335246434884556861005649018553609585825737918144081477303682901776992061280577907425133672205003660612069089022470401837053607631756663468809368911351983502198576517583959390225266017030843368268859261173901680898275001572222197427139325909444387465536948920082561498768949276765657455561947941813308534135559754144595339050531995270058812240935718452278205656480097403763566765667348746399283601843357977875569 (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.