Factor Info

ID 180642
Size 606 digits / 2012 bits
Status composite
Value 249551324718869888328385631743996756765580399098278103153451503132703790336285636395584113616057087011687869227177938734976642714322892821182238455733100645103742356192005852364744575847978182342209159564304274643128771672440000826107653178027929675854309601305229238126970677135971119385237080571051114758909685736691198791320753208410455615167569977632057517494064375568884883437042691896382614988599177729680373296525810819056351013423396367031764538013617342135185034322321094567555050043337028646079155748096644749473955467900443766547097137209861366491045521709033713756179365228694602027988250127961

Factorizations

Primary (ID: 143194) 3802019884646495327994249365725498341872623791322594741960604342865563022047118199019444716975325561 (proven prime)
(ID: 180643) 65636512246193236851410525109011799349196468384547235311058688733119850774565960143507260635970450561073195499824367928983271486322811795574566039266906565702859556188610639724101632195119255960803485400797740479972100019138121209365625056860499975548307930015265649696835948785808536474145776292690909969197890445595993608223506156367091050160631452641527777019821861254514941070415814706410214573291727752641151221703077838026575847139211023163434174919980953739122745601038986398531566768535856023698401 (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.