Factor Info

ID 153774
Size 647 digits / 2148 bits
Status composite
Value 33501408771744105947237308699988476692417366246970040082397778730058693887568614553563226053935353281037216752027845886741495234015725898441961916230653477192522438923583364137030505918341499107414657344953798312323456091063965446346648485623577058147930255928373318423558297251981796002608842445171275390854424833642903704055902679662801891589092762858713633448984094648157975132804065400006244544445419525588729265051204037733633616195031551868202774714419006435376482343037333408078143805336136481364345044794221864557058757657594243078883138725471092993460160519748678193083865528002587838466121011113271430567720257596746389761111106678005173

Factorizations

Primary (ID: 152800) 65616914541578489281 (proven prime)
(ID: 153775) 510560562101952676982090258006864700578147694975268177903027324380168336372745405618141779371528481856608067917711436367627592226288062960677688738349058937984986755726488001430328748284795722580785648772832080640787012655526114828895902668430921420173694582526096393420468261356240660657819922537713219246111693181892083148223038088535076854729009558379224237466499220373456278592792666342360016075949351762522778496301471696094847268906968418007863868089583993198987074195085360857683051007144579749607212653346092786633859017331680779581500379904756962957970163843815022454095869728043801944272759226964863636022809770226933 (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.