Factor Info

ID 75429
Size 609 digits / 2021 bits
Status composite
Value 161921047219079813973933113879434920265598619808854910311272943351016675465166588671624237419205247191856555400915226369212153834187271653621306915471986601295288451320432061984881100595622839390640495666852745070171409014250520566749047319358616367672206106805444930548519846607330143604052223407818164823192202845965851388001373111754604587719699191178684267423709244000014086593430094541800364387394373906877399378342657640879427518074095311291200972040715500860859613454843073576110091048802771203721884370417523718686652216965085711012187221016697763811751078912938883809672180193006595669578440981989089

Factorizations

Primary (ID: 73767) 343993928526302461975518142640775345560359641662021105006221 (proven prime)
(ID: 75430) 470709026501608756454669193001267207907255497828584300442780611794466308457748812799886923318123316949906470088430747267944081312856836225367030874489801958078390213494430628558423630865096573225834722500835767928973952227670396545247379256042509024886019402099632665405753888833577304837461889985241412480738268569146659470283174916822578857253352337154507937382949881538720878819296890458730901884794148257012850755291846886188658710529196527473130884560228131366168595174245202257222191925094536948807163911402766170238279319279480826498406291109 (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.