Factor Info

ID 172953
Size 765 digits / 2541 bits
Status composite
Value 507183058709381315879632091534129159574757542819203784902332339746007692973470940499578233008779938363842431234571683948693581032860507829320901606531219310296945518711618742488162544341325484869011933728389319320004026749699944958537211854660189199214119953161249496313352773637633817306841968353243575281966407192381878794351736553588290733884651032378253695178160363600548370798292055377233887324292617721979284989445403007650861172773837948535449917562939192808524622900755510773914821279606371480267578371021071938706733063659189367802166579885142737756268276901046033265862713082760687693458959867588573202168209123424331024990680150629764921721678161291033667242835631829327573701935678097142807550450739985719631738818589268155357564008117433674636033133343

Factorizations

Primary (ID: 171476) 487846649707940849607058786016592732059966368066810103 (proven prime)
(ID: 172954) 1039636244325991772445684518789284736253499299573334289335005419463932350893131851492549425372758069579399444967716864932807080876919418367996905156230377572654768576656550165315668578043554177282823883866849434654257265085452522723979895105797870149844401160870221002808567648058311494966713385677926184189540772069649782055014744216996031319082123090931253605345584130082056645454715179668549642915349904625272105397474512942831209742689089089827689691520661091369433606632941846652462418762294144170958593039245065387264790437736813059228538263256828536173183020234203307769251854544934685280820784678436710879260116226885779507512518661578842225022478925304934917671283134114116199770994289931215740957005081 (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.