Factor Info

ID 145427
Size 1140 digits / 3787 bits
Status composite
Value 506516423940830864633704193064791644514476862035793532794025249642769037721088731542628938526965231060085473792668308070128193118244339693656490536991091260983011232622644510248229415156863030401686741161134470166391709019727349102197654048709988019732979790578868445966375414413152752743898946177246347784836902672611832565756506724472947385179227514774601327381968704258655244457728751347084007209677032222871833063746096733295029574420233164539412189030736553206743156730533310098254328657431690760154319597384575918779405055791756531425442165876724388494386820526665868067258624574766729643450306919554494580913803016563489641108161546266587683853457175500410961143783082142592818599952261604837420622166316037107221693416758818425955195136614828807252790253216335269280466402939179564337336322902738037368100438638033821483604866796912872534474063226762714768882428773046158908641402031811394292706349242228391302403768813228734604502169774363732385346798289673911456969597709040919599001321562661790740087874547738568506413560677439693072669916752414408630564254674909532746424368076838847938738006918178306476438497301323129094703981

Factorizations

Primary (ID: 145428) 248971137296796268300981 (proven prime)
(ID: 145429) 2034438326628267601966817798276866330262014736013366047469436392443717466121430584611377581179443446250729797917993377182844625939528630714646416631935110871612991764042190196194593015201346709800401356603756798370667905058124505746085663462378916765088114684746828984857526681670835552404484988980497852629197410790283007888376689312054735974935079080499928895503992485200239081739685339473488012783347139254813356171870582190722354484250093741167734687968740213822739647475292571344805600648434255599152917084647830010327039946698323876073305265925924066444720059702496256022730286257763412461730677583804611884730943322702517075834098599720127157996128522638148473554162793937307037225367352940058694311179438479828799600151559917902162469024069899400156090586440092348522854227576249859572780482084095783834673597378537640164997992863023823322687787619300811992562214144683254181183389033805384746963771934100300769537613376666228755522590501596837458772034605548071976300658916406986305291506287353589411249107000710470449764834488603273769738646113663308635516949169169893319170230579238054349342104397196663001 (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.