Factor Info

ID 197928
Size 684 digits / 2270 bits
Status composite
Value 205241311975304921228276077329855359151860821467356701214553543363766570782368649019952857121342394279220189475123047793908769864519226772468315062840539283778546902794768560432631675363831125003688781970080485141475952704045716774460944412127224608480942876543064451012259914160904038567355422796103364740167326215481890279062649176076433753011290575956528301661722585348690832829844429287083280849081914047066247231616893430117911018915397242980087816420931059530965371123754373278720878736344993643617520682531113541883499084690287471445858669879850444287690095115322374069004813012318438849988618774598837313950904201892504973228806993137279546797621670773151191130718110704043483

Factorizations

Primary (ID: 17184) 128540676570302588488814103693493316947 (proven prime)
(ID: 197929) 1596703218401472719230883070613798407411692777942630900675481023885719972206506522946066471859438532807529058853407050625051675159903900696314609179261458074536325223822755496635571788002520259506358076313802731543763116294797425643828242806775459277739002498514221016551279683896985728735960841645839562752902633064210327861335697166377638698102729341683270336909588100672692823254813266145544461993326747358535070448550015837467938002531623022534899062665318484394820336558253345051114064080712640420262395648119924154699044207116142837048124889233612230072866668450331761742251927003615932087465330239672249608425471696833806625492514196761689 (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.