Factor Info

ID 137549
Size 644 digits / 2137 bits
Status composite
Value 17754648457841031528716606959469182482587177646155403824228706633522600968205972528707093042316422540294301137553008036137725329351841509998458648735070870460882764572355920323434796443870017323122613869527325422514760371459157976405031802348720470504993174918010355403016171109193609203634427372593439706738522190366612339125706392543441592565336384800182300703635524645179803083160795729795000817289428597772123115805609039145436954702486374633633950961040327723641850457784076445052516211229167254281074233162729639551590366149835136599965635436916932285791668709042166253202151749168267861210264476080039377751632497365058802445689327031201

Factorizations

Primary (ID: 136399) 261968569374120475321751 (proven prime)
(ID: 137550) 67773964259374199221434719405531001329408946758503276723052575167300090522399918450788903556874098340429509476409783464041293982841288666902950112263486562370284754013290798017539260169371095142591876374128457635925267334025917147643316426909156915397174629012980648273017576211323303238007055048850986693671769743066377283923323564635297754005261245902859145054226892039509154608633050555620872358314257394151935983103583301061406497997719492580928604998564150736286598105057101572759685692694069317692319642493995583161295264538181211113004600329820596441070330628120192253643822119039863409787190243620947606620546951 (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.