Factor Info

ID 191009
Size 1241 digits / 4122 bits
Status composite
Value 42880913746418960956500447075566457798241880479636154229861901514281382286129648218135970309614646209334842293709440935474685041462021441160387875090491775248093579135864762938579711314324519775633151344049629719240269210336123665375068314699583062030350540855856493391147378859658735630990520889109269109892229034315365394337670921654927118761263527069331964350803224300205441973979042576128390459326034774127478317325410980826602226252493743595816689295656231320985767923196267349186246675761894364350346709515713664542384196257303602015321844832210813667763439332913652576320555032946832550194708774328321913940004714584671575378407250059668855524694426784079521499833873647491117269847315227334944036128697113218404748963732363377404660362449907988149757006368167123465158876122513302864567795536162736073195898489429928696170041195360366043520874752881715249328731951072891143446972602179039366430900955236113153533457487982561945932723115341655366949941202432664972786913616773565998170817973797611884275503465475869541720674497411234662828319445479218182454448776487742443421662209786744302164620754536476128511823945013366697023375622475438210561919755747088566764687087548416348389758541446673096101243632671952034768500871041653061

Factorizations

Primary (ID: 154661) 292415865518548212725264181682005402545390163298379652017348311 (proven prime)
(ID: 191010) 146643594971761148719773347488379632683757431265050718612347721963467497763864745717550914914406529533307047566707898883531279229694726686076741878388292702425501691862290070232766822694065714347422041089958791671717448997605524624483126757336866822727123455318557507476162532341805626956323183078754622820947877876829053826046671310524598751408448066861489940565413309469090192985636841648632696594429589430146811413493096525319304655051907422983391086229322002724403333076975160101495482218541925037856662690487267226279282350424244986752778778212014529826425038110295016783783889722043042221420800453038099788996413227373644008578030063034429734455937527890925481062204301652567115377383879090356219473962166760759141128509244148056766113984952141977623329436512351381240451612896719906361904847430771638586763794162537170044984034752026682920011693038656852949071917303551268768000550810726248369247160666668375895595241931269050768466622683677037163709637890370466967929740263095114982523648080426684299737765313308923562290366013097860590910618115627113223171909161249438536489539838425837733965443118515973238805496443970915304281068359754207402916210064591651205298557251 (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.