Factor Info

ID 155977
Size 831 digits / 2760 bits
Status composite
Value 389108348083885756962835046391072637108036645605007431976721902392778055274045872838947503298191712089754097157952690888798106333052721850782182702219206936418804136804195715339680205128800143005507600846034178076796552412955276419242944707239506279058943534391189902300540930761946246198834342009052036563035123642599712854475334076934040855253244767867764529544809238169729517062185846565010704078031281838961531083963745604314481518263337254915498047338186010254104798331546780066693061276627872268472945123086052518280708170242896759586289624055988965009228799856648675940366213629840310646626196423666421808889015407131855405875405620044694143582098173916465746027722168468808689846253479943750158222019875906702903880781965113786248638791102244242949014407569634445667773176135910807332540029923017738266963149769367122604083

Factorizations

Primary (ID: 188761) 1048987974531167443121633837864965091749 (proven prime)
(ID: 189917) 370936900642538874224571555202806469323231931097808768712469554729128892399733165897987417565068391006960892943878199321083616706670209041478790146615957278280777528536426447596786894514371000965692903858299556016575564674989266019653088154726297246551361790582884070341243932643239423851831482514946454437002972853067403061350454806773788276275651340164839837503167293625356316925319579815808262431869389246594186155522759266194877249641950425608972913615935247215259042251226190058954362783218876491924974958987823571696576316281493714705598554761169280363566023558085784332580106176564916547734163897414051745426725533699111554520347326139898319372385642210302239011087448925224616139588657585188237310443491945560882090188200391548036599068533340584705571100533812320400444500155299218167 (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.