Factor Info

ID 125371
Size 818 digits / 2715 bits
Status composite
Value 15606730796407654726947552299969655020114615392661422378401881724798714045720269065166776930952070904816228787173526662756100730635915507291233016286460494362758646224892397918857664896694792280541000520443957001728301592031415473354807386674247658301631886445584751835745168786146573482146748857169187046320108194071722156448739932899217739904708052035080998930465200101800824785568669772801187928667326878427818558033636348283730688416777212820394157852396525974447822896566314580709314269206597668993558910886230066194266107414067933033849083873739848241467817700438834168832649258052735756078803332586952555582982808832247256637954825243323660430362655921145890676835685952704767465022054911396767917837426318737622275277223121671327451255593619004886189510813762368315024182678478373466534403765743289352247639709

Factorizations

Primary (ID: 1109) 258899611203303418721656157249445530046830073044201152332257717521 (proven prime)
(ID: 125372) 60281012875497594800769008182705781249498025323429717031502956090024897973169222148808624002899210707005713257382632821193995362388134931868261491411823278074148707581759293165823654766487974858180028791740001682185449034419585410715501608765051371547743917219173253974453815014274018218434359628858012288770780250703138693973641999904554091155205478326589936546538051474316748075996829517402737655637584653385808249818434395269643059522025990602420301915247531647618348684437138446005900404990614250041873710312133720681641011551818373804105579428567835147292453655971798034889894747843977330876674211085462235050683201516606921243815385216304134105849399528381153104840503743199089787342506472124522925969923404345620135293737646807930281571960039629 (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.