Factor Info

ID 122530
Size 581 digits / 1929 bits
Status composite
Value 31289488588689912291611184040946370672736121633805579859267113210417616728212159208197108449039480939378669462504990030896758659331010862349656301422977763403532569365142534932162075456125390453413327781871371185550785593927203743011890535944135012268649752918862378188071985977728311659226310244336333942008498657617609198583261097855173139996866720694954184220450252548394020394694558698793108196993075962011738916464058812564738701991104899746223222436571475283476910367792682779604811034311126654351633305209667051033423801586984230616756888789400239869318653288753434346674309

Factorizations

Primary (ID: 46904) 254220041290911699343551423882976846249 (proven prime)
(ID: 122531) 123080337922234864366477245693930860769245457447766753539973446381598170409820095747264691107271101737536849081441484853934378641921538282502956534220961365370839524496071463141378595871461892987733939398465155987742203990918976365618689467020476498210423302714922563109883371920560527878439182434556464495689826629270167000283787717428935029329951508060684570428691375162555344529520299188984950995209577753968600344447620492014918644830268273472317765468828924346484583422864524980217961683951930905258113147479683851312773663931173918146941 (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.