Factor Info

ID 128972
Size 862 digits / 2862 bits
Status composite
Value 1885025041272382537502955301426891242165478792622779283002298370302239717421790957156822121403974692573116033013326122077996722953255780312592368208941827427507812135652031039900650290829008309790965475022183457507187505624779767535322076160787975798725655817406583504504743117280802779316902626331272727673761819837013525090005469229617275458193725799322572381679328912022638504339838589360524514359987379635850466669272234399435735570650401923312038528196612746974452533924655549064291937142146715704636341327374044962344480711246937757785867663776552627488026458803015767812943913257712315974017040172849573140413461146392396902664786431006800279409448601661004474344194739763676132888942959264877455262805886363457253554051532874358827002010168556066159457584605865562752989107318636393254813308650466742585995955545463276162727070505315069376231064093112103

Factorizations

Primary (ID: 10169) 21034888720835855466752926517648401440431033761 (proven prime)
(ID: 128973) 89614215044798107491913009252555978267376359404702688730853508568254678266607559484271292473027791152073316555228540876279835158454901947827497139349931657027497471857409993791733855613869805921275507782888422684811796397039937749199297434936930500146365546581768459537130528533660749154803299772481025179804604507370758867881046575540393896250219644573236061997866622812003286954629782099902887503513460433118254277816442456171557479808338556192318508377019366584491311980571117363373279921445819586551269208965651535692311126621674301017284494206102801844585083910161448725284590705021378096915872381288702841451939794359850801720014136777955842059190474350429784670161084765154376845447765025778301396998747355352372970010546974598064385714564986458338042014037401544529731604293805217663439509450542317658439623 (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.