Factor Info

ID 80126
Size 567 digits / 1883 bits
Status composite
Value 641138215750510049774732737413331332952610289358140224093684507665866310091862205395720550018798269362455366977230420196324668614903656785424473200681072665023490639999106377846214947379482200942442103366052010645178000253136186231275115246702319044353105542221001558641298118980637041822110824373798170906876561040540784761913164021717861461702512253056967255236582834136890323323579041966838998695839214306659461385206624389300268213551276859606137738132186028896331755804820593412042468808138527436069951550456154276494353318568241869469188003536230045281630699019

Factorizations

Primary (ID: 54894) 4961804056982481090385314988238018557 (proven prime)
(ID: 80127) 129214738910995604256002484019698754381756627042656540949686803504334828204726901258490713376188028770863667633350846370307079919095819629240838956210993071567776124341214587386667925016333421902722794784796018644341814991614514294245788285237282765239803110766167177757190227893383172141107102592920391267060038600169654614619065089751793530270243198775997473264933860507126414014885503139554104358432472327886318946850859488607590194599837903298423975258837807384088234146528686472605680715850728020785479260414070475627948800167 (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.