Factor Info

ID 142730
Size 1048 digits / 3480 bits
Status composite
Value 2556911633078576334328448693762332261131557953528167775650718099565638884108687451755888318360179108896868788397518927145033695059822072541583174686712618158180151556571308700967252373418238107158571418825911832576607465608439408554440170404314517875979054747382851198165132585456957719892941015869460601665070979488703360260202093351987810721512371085316229199836485296098668405602592189277985937648197199387997868444132079837859803765700309056594568503420102489851658630605552432749334241835783227257946116970883993445388121190737662774497044828435677831118729863764009663405228245572685491953799450716798902960883174135067683103321345874992214685525146109165667276493971721656959345136784464939332214057577077028255524681494942538648053213745073197039389810578775570146120488401330046094754940850734691827080051258808503770005845579874416717867393633813688430191541633025991023925046888203963113898850789615328057995960916577184641286188522902861911399540663556642933632928685450282412565758896119249630432413153138550895718043892636438918130651

Factorizations

Primary (ID: 7293) 20968892312069830573 (proven prime)
(ID: 142731) 121938326308576700326165507753126317683209493523148826605455496997046253981800883432990164668939866822025403808788142732320291607839240114033576675352667439351044334372896298126097669533900073788554565101460319162223121267969936248220899500288672293377863148984397860689245534754075069202128130977930759352714778928794480526589489052719530460488338410661268632719663308391973002203212659902643184272286204185820778170337203667113728331040324728006151865517643074133478466267270997322041544802154621349681453222555788773292277754544257107367134539212798276155189650973809652380557139920420817544514045698654691729202196862447177074498672131749345822231811831626524293700770282644838176503022305167048970357456294552080788844792573834422970149151219984917735727812865441283037672069505817693550051828525054294900155380822746195901869630507787163545319492755344074397303176321385111869318113253728818564551365884679373741270473266358704660508607648615636843755357017786738375642103222114646303441490252438851825608604588083238699687 (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.