Factor Info

ID 172144
Size 428 digits / 1420 bits
Status composite
Value 20842937613820462782378413037039553141151951688909369362498288518899071259697276926418792629996847189528346914168195102056552722311883328749965040290273635474722343350659362041414008070654619708698647864313028472949689069154795535612364044011386981589196749916843255847249915098718355043426891524207169823660143473697781701652795094985527439011703006279580000939603995271050311683499138871363465077208919050777350462622008153407

Factorizations

Primary (ID: 171428) 346768935551657470482396428389237590729935799402873431623125997943892997344190142357143139635167936294208886523367 (proven prime)
(ID: 172145) 60106126809376592243545601873448362926539297222365487364782040674848528748344004420320066894544835164860593004462746664210172282946305757788025657142886408413643968473368763452702669070507554935679980125583840397656275944942096807062460778518831673559291424924221237592707932126989164949531831581491236402888678121 (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.