Factor Info

ID 187740
Size 507 digits / 1684 bits
Status composite
Value 524609988131846993322872481343140579799394466165784387610314758142868806667076428279268309423426303545456527080927174126742026974533832610304654563302529492377691843070170827463082746708604297200367121750705964584449606144219936814468010646590243943703156105595941408781108453934806939054227414492459287310692301382077747993171203023816233556203637286739509376577087453216988336925348821526286009565244688584289246206479870253623467817199893538900501117522598103300870856595319285481003121129293581792084337

Factorizations

Primary (ID: 186847) 3995226270573145239271666597048801 (proven prime)
(ID: 187741) 131309205687763899092099871718167099521761383365914619147698857168626662346483481735342118939072794465388924113064158149412817184860470449014656551981955212325891277299620002026798354883936907563023737829284087243091242952328869953180352009390762042827702174157178608192052164179944955684592556684439752237080047287709831745724236973714726607041526418886229419898449277438748985459884114071595541468042863147932652330980541679498464837519808787144593970480160241012328718737 (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.