Factor Info

ID 197654
Size 637 digits / 2114 bits
Status composite
Value 1640819041758467280879015992462271359621966575543134818149016933447995268530790748463429289807253792518816614022951277724186004011153647402598731180333959814257834201028166317461728473877091793171464519950842586812053072301489179783069102143862601534700778094014989776773152561583375575493782582672947473816750182459275677059501385400238463389614735693937130399065730604131413749577128332228999009040667176309447924295828764252734621379632224346613161543112138000432388823014418193916492598566775152977646498024391609594984338736666262804678009419345520160822933215169234894899282883755580289514452672334869038688250202358735992305739471

Factorizations

Primary (ID: 17712) 30898532579375233219587506332451565165089947170020263853595743760829735559345246585657075590931 (proven prime)
(ID: 197655) 53103461711114196856821313199253849824047314847136287628607441724758628673108374299005061671427954043331400788897056043414164463273654628430685468606581004650611748109013254468639905037903097602477097213780443650507230885886650004834155911161881788555018252973937487447673125331455599209932287336177467946902633523335000878979190113367526899149603180623947015953062396057524395140037614081821031156747920552428296041539668256281085362084465722946439245406976674684281180676886312502840549814048712938185135132120646159197942602280796916272341 (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.