Factor Info

ID 153613
Size 900 digits / 2989 bits
Status composite
Value 478566212332426407626075078156704772409818564399648148012125205354130067515988733646195817218954668511610597678793983239170901690687269527599241017237667746615349110431091078687563606778535687455963938788107262351089235299781511841434667427965814313572698278290543873923577989422881498455657840463215453912939230299932609763623411783166393045522223354109530428284358000746945947822701165734428855797232231616109674366233423705695524388725462896892261560998170126765053752111593877005866925517843200343113080657254732685444291996444636852212254851179914240733457175230520117980137718878194355435930278748032368792712886805263845255083404772386966939343400828768776585544776686042593652352591861034785957309596325684680969221177269232401886491982048254523112540087506115429431290417406876806077119203307992234883281654690256980187192900470523641210109848675667954306249211523924865521501029978871012233

Factorizations

Primary (ID: 152151) 46553966886144767553457300054886195450891596608190571150141458684010906058037642911233 (proven prime)
(ID: 187692) 10279815971490404771902623853383181608848866752518318967880342866404060107037194571402704332860725881724842315975987010298182065455242683990312561168338361201466480521377223009905852770932344509384933214874640185611342151782613474921938781582901266436589050556835991435801051606045019942236515987313386441830936910607499473794139424204150632464517282675259056480471190534586300924780852313565276167511963285477044885190619898590107117337113940287455017830858517732345925320759068885740681176988204630557957834713524632657975540498211011059156858589065692632945312046995707866691635262959033172414348752136606428393948966113910360307262028936483610260456522428892269983482788139387620820612591061144687231449395560149853275192230979104478591459848605090481570871467257131500809540718379385680029194418173146134597001 (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.