Factor Info

ID 168897
Size 640 digits / 2125 bits
Status composite
Value 3923279903413407037577044853739825689678921412092045172770976047427851901163236844049262477003274154210621676640186465237922121249958958754781507476703283504186003947265280367112218227835353132998251464301016068716629212131665415157798281632279681917564802572289072421870239256412606598513346967519787794590026568907279408937290582132626737812058564973059253023816691684057185512539494058160857765198132699832955949938794291101657455906915354923738573494469609436781097038150821313774041206922179182364853321966905672665616768718046699862216169414928406492430618135240099867822435997851733219026207377496825780271742954023544936887950663617

Factorizations

Primary (ID: 167742) 15106936038203961355993446093478189757934421447231148098564025562337 (proven prime)
(ID: 168898) 259700570220977734249046210774555189622801243193312706945846054315155879380581244973880871432321830913860527854846929370791333770394151396536332318092087457457356077624674613817330140398257822485874650492755732320210362467814165982831165822303199489752125217595425883372902821145779495734493072925902173237451477983117832550346731164817216293573093213756272445361235728530960938632821792389932057434170676285875871871378712536873780298315278113025996391660043013558424599893149590812096202116285777623789996939372824914602841363599743006788556318182457635624012465382729441 (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.