Factor Info

ID 156788
Size 989 digits / 3283 bits
Status composite
Value 18908677124156545106829850572888829197934994875761774731174501039238683898000085642892739285831255642355613149466779149502263063117128042403030454405631865384181490765012831513207579879946636740234916927382526708203037131803363404144519355461523423951643695704878652926521803734729248962503857918846177780797291328691381173096302846827491341976337712618055784612584704623148230971425922104916553973980538854130472935462546981780309234764311652084949016087424115541345876277598901990134823588509561803565869732141207601968115152691698717947772209710912692479466241074808510174281815935923540119542868181254686318102877748073044278533419178632928149465682644985750492193045181047752449370942637441091671145523433755420745499182869489556809021746405096661521676583782712684072502364757713185800614586907350739409507676091684340203379528525204218757731876658881153697361519053653188149471334666497684317643616417313129759573923453822470651514192983848458628627172504458093914847721218013565121

Factorizations

Primary (ID: 154610) 7499207440683838894753 (proven prime)
(ID: 156789) 2521423400234985060715803752787703571057450575481194654107543541406254150911314077874305047773800681372804967822930616992614150353933191246781755531359251960286050664669968107583953946971317101741674113329343111386713136905726043422188903147701976179383806137590307446250030662434930862482181765339510806788866458503404648463440994443904775170292749937321887596164094773272690853748190364342173672136070745666873688204242489245485295922561851206259095332113423435807740681410067616259636079121392451484645723948608400696985019124455840844203365543313652958447004805949080636774373238843927656021412284802127540021969893901411748779419961371443367659264117962485258717455593868643852016374143960901805122058849687666384578494408177567061561482569250000553547107722096882245212808958857080155247875709369269351970543582041470656747651142703051291867851648942994595815017629189491327724517849281453071143631001347581292923552839989156179055371504946412418629775570471457 (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.