Factor Info

ID 142385
Size 930 digits / 3089 bits
Status composite
Value 506412954586903360690404211695457883490815693530108785710762989063435620170375043566146514554309949712231060751431755455549761539642213284218147839996119847405154400350936285339449938283527457152825704813159768487660606104672603035626353025403912238147334172005618133834569305297811658071401361359641541028159441785188171339137333890416172647577300849973594424200212519181209220098305672929768662749690792351618294561630858079132291284693395886606925310971180062136191860351347963940041388163712349843657790937413232604660204529821035773567120295566968288692765620840820716679736729906924797245621985034251479602972965078856856081019530803277576108576255151685547501218454937933136733376895081109205337351058432363387283688833616358657959423649932653359543052479911037507028695338317037616004839179270553060792394326074028120647210920556028764936570214226773039304676852258072449979359078535495224994637809092264799442419761661057

Factorizations

Primary (ID: 21272) 31251058055470939858706249 (proven prime)
(ID: 142386) 16204665892848021769944658983335059264582835926362786895402349488748302956208070416645927076254369796407704485189931908718068106336310510162199690235880335438655008432643720834621746082143421219709428239374467299403243852225982424753568373574519066049044728906653265384602983180396368559414480115539994196228032195435877454495595701324366642472391427739232012361406666005480602299281099153219888590396864269631800856534743302722662046474379073187309865049805687317493698923560969449256370945161946299823608818172572347182193399337012171005348496624559236597390329357680973899870312667104522962173053736258788568798142879736684239270551188369148841000524948104492992162946077729785642723163933007647935811372751809240077204415620440009368984390653309835426873848987529671953124546517471589527094635725165082998963514468236007195034597899390545330810180877579636125631837382690049272572847471655605687395193 (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.