Factor Info

ID 170840
Size 752 digits / 2497 bits
Status composite
Value 28286771382155895559861340784813407246067398015910947694122194843269694377356916198008667772170478057602486901540871927334091786993191271184205789547893388577229608563828899982332126018531279526731207879985336167195312404232487663875588415092669820715987544105216992974048856514674625002598631338024669439675508062396040752692147457998591991581088564614837236114211563481112693527262118275063321788047277708437432323404585017751254544588480182817367262132328619438794067163008118639301976143741935969908952462052151525739102424935685293552327182965652906467543515389822985269989798011671954502388085873686037708793109844542560551603711572083223982070013567425764639022046661130792122461747862030455888887726313476927932642613133380920734601360404105613

Factorizations

Primary (ID: 136261) 40568756875201625125084884853 (proven prime)
(ID: 170841) 697255069194557651067264013991189837295884670045798715218943267998941966874595591412249843155043762731357883594607989984819452500100396289230753343770438052304619157487137384877310302079817899796183043085523737777073445693036426306428000643567319231840813685999075061525623882365355784687946828868160051459197581490110268151417687893253577794441024590968986416178525734879412883517275110336631058501533038618322087885898499502229070467473702540030363713345210391779330825509069034465752187420764871581827093124608260875819093569138750604791198232159497673624321910993003611207304272169604412657592781788042158743850023828580103904533228469407567039101063875359846869977390908812473720860694784952294719722338936586617652921 (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.