Factor Info

ID 197655
Size 542 digits / 1800 bits
Status composite
Value 53103461711114196856821313199253849824047314847136287628607441724758628673108374299005061671427954043331400788897056043414164463273654628430685468606581004650611748109013254468639905037903097602477097213780443650507230885886650004834155911161881788555018252973937487447673125331455599209932287336177467946902633523335000878979190113367526899149603180623947015953062396057524395140037614081821031156747920552428296041539668256281085362084465722946439245406976674684281180676886312502840549814048712938185135132120646159197942602280796916272341

Factorizations

Primary (ID: 7672) 1761056609541952467493882686215859960449808974052469813809887556763881874991754289289623511450639922730492438351661 (proven prime)
(ID: 197656) 30154318392369174316803957682928354810011435768185946294664815887830391837765106767370317519168291512085034685272743855818467081574027443606548817328220179528710273143386482483257610779911371902903703709841371322438487647486684469027090310940886194252869500324873611162731272907383887352156608315012133232656236112507553860537943686074196456918830150186104771133477512359665876263058316901358580512243872320232963034436432919881 (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.