Factor Info

ID 72345
Size 741 digits / 2460 bits
Status composite
Value 257798338657582559183070487725289231915470151365032887202958180700871811531637913924106761710047652227735850319877816610851416094070326717971774321146866959321077137902541180169581653350171972542507607535014159792170582179435888531283921062067882220808806035061664506969323679403781625837300264849223831384001941118405368802082503959172699014706088027561638217489334260372492242212720832217205770227698919813003244769769144336213632530637383201358378426302601120385490106224065231383026548634301718987785988771657273281280215877168826561563177095987619076188301250603766063952196790733346653794862918123593866152665210688918576099020603331070819837002461699619857834838071953961199268460088005360599253475591669236443821365193513862627637631

Factorizations

Primary (ID: 70535) 167103718909962607171187251 (proven prime)
(ID: 99751) 1542744472350655758143754591193970657555537799878078229816902917498348856209367087523096351417255069195689705499866674239442100966335730887358738286984307612972377766812804177634461694354539360611082324020371363733904901770335762783817888866377982545985785369881409268681200366198054552029230015617308202922840390924386539104518173113340399995810287321892296771745061426956267988802281464672462325848461098927324018539863839451825675344412840445342233240767444734383077893626622599989140142377045375108919308743191141190098412388135111454604735798462226842738416561384342568345044573004389165627776939118116921972139674304015046105772894755680090671002671832237125406212792180495147455161248188381985222571729045381 (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.