Factor Info

ID 156438
Size 816 digits / 2710 bits
Status composite
Value 618031692958104673679058173631829122079663916760439713770490956274286680336450716595132204535625988256585527311374098852402650106651131101107002829634693023339006703931941850696407625838756471002710917153055345867535218865753172438976573739472144645643428177232853824222513109085786661572701639492146080535191332054253894787593106204510606297637500886585739042128473272193334143874731927734413151873707434299997510736655307395660979442158396527538146108979557544192620054990340033092988324811439575699875996369923722285381740518144970463707956123309229567513252335657475230256892380994662564924744342126626353849794003231324779794439628223785817135015921389861596974638863322372915175122964474904658693323506345278817344063860579644823653243544565129250192437610831498734823044411562862174826857072737345961724251001

Factorizations

Primary (ID: 155616) 583404661652480206661058499237 (proven prime)
(ID: 156439) 1059353367536598356902208941857611460453438552321104700174606452866861565889305430010837951547006616334347652233975658266927255832216419664092515364270317231605681691219153062831209985306333149051385538765802201441017383750828080094247832710137190283397598986884440767661344404597299688025426416064752462158685512636325606532832436597330763318089451950463694749115068119547066255654315633962049026358536808039354397256972715136922111508754378124655186231815712151726124995224429453179749879611801546617582663067814997288769570376948961731297453267496293779567622885819611544732527397123619239452181201519022816540809631745003175518762990932605441189474194628052513055031953135952637437376367931328967756214385566114693022403662376626548412479488234291761988832191333342511129687159759173 (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.