Factor Info

ID 197222
Size 575 digits / 1908 bits
Status composite
Value 17001520719512689941261366557808089382005086659103884319832523018000333972793797201902372042660193518311212130619327734805866349307503073645025881589274086570426298519923661590583881582411407775782644146016530942487124402613376409706472540765674259173713380143804332227839433862217299175920908779769297892955206493529401434332292699007673291870903394435364750251793935199889361931959118270683322605787522206622865461071713855259823788446006005037129019051678552845217564155239140540202669211241280374067444196361460314530239689456756035771157320073369338149962660908756507431

Factorizations

Primary (ID: 17529) 90894891114767542107085231220047282656023221 (proven prime)
(ID: 197223) 187045944067922218857015784122749607155825803252393197144409936724802657406449961549107416748455668409529464048144698168112877543338045108091406037048114111908464368811255514187378277413928737705457471085025047049160339762520309247966836980819197478927577616731046713529577917718004820589838449144187946970570194851474276743030059394077917528118386431802852180071837521648116874629496168865986701387215739180375728965671180940392878925709399428340714902270174031959479045028485365388820221330321785503005034180897297945265549612011 (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.