Factor Info

ID 21573
Size 517 digits / 1716 bits
Status composite
Value 2408680589556192690253695908099224594440474608275376598479466430197604823045271693528157871391365890069972851372552101075787109488357147655020682105545651650162960120098836519168839284717862993435658424177775233654203787871647655826004248212218354873759551319999458262874651489622189470310745045223304501065754962918984340744329799794567627071662418476650285261631744303633849167890435399540888213206353082965736441214085268417673900604196460749410274439894989676600827188474958188344147717274490594290351996571682471

Factorizations

Primary (ID: 7464) 51349797354047205216257689 (proven prime)
(ID: 21574) 46907304676370825095123753519336269035608592493419800601689471417821094885266075636294428110501885592052322300765527241538089068272674181564033502728848589754891401624662918221908122826411061396840227874226891714942936542568103521628283178210800988748105923087741330002423841814110789854770913847588132316744645979960933714679769156096879056630378236989657962293989285296956608852963753679285242216791324548279913609768806976541388313705842701350418664430104126092861164265344071154681413439 (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.