Factor Info

ID 129390
Size 693 digits / 2300 bits
Status composite
Value 218622520029361928690514116726749335170146154645996571285151315218401465304752348637883257147997146010716582720642171036281140855314141150462981996270829106287934905349617326096571019036609571938487629018812725085779382967748990809568693619015676053925584160762149173472707399111538785859732999947585018256399369190567705201235634385397759422264621707215633152142231823094547344732418988847878277811397721847233246065106420034503695191764380834774923145623699318630308737073044560493555490866572046986163427788997701476338558958747852016181839185326726138660902316511044449522363070094895234089646928777372859714190479536650056793816989649387234870766769475572976012566753803521709842615887997

Factorizations

Primary (ID: 46447) 1477448741639951275542868052914456318141 (proven prime)
(ID: 129392) 147972998228482310323545977753850167800401922675352017499749824709526555315414114063065417496951318881263973105712523569387918331485163929593380973573102376044963504730373174481738688400436898550506290505455485498647012703641396464859732986999631111613067266213727605876000205561921908777759326520936964701076068826917380467845512183058037705510679713923516552820628403000653981106643943516954403723289219152062006929115833026995735629895704907306361579610371512258885636211297949637166223104290392373850844244167647681113451425933384896370368071954520704463223030532667780266150592449930501264029919265811492990734229248491011918722038347347360576295617 (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.