Factor Info

ID 147968
Size 567 digits / 1882 bits
Status composite
Value 252394792789703350265219376724473575711399103873196823251003811575949866977577143456156009354314260902351080682457387466870985109771124730516637851038065550946995831411293611765737767054980009981870470886875197348822715585498665715141012923717184097431479930920748564233552483825462230280945345704345578609960654794616844647004507977145002840496784248125747141414236993168644323782953433699147394531016195949349814095061132187810585513140959821342725999853038321719267192945262588351291545669294828921817778014162583701836991184345652956753437959900585740228578172029

Factorizations

Primary (ID: 147083) 154154940307497300453157 (proven prime)
(ID: 147969) 1637279948902345820975086515577189934421809494472902934368741676449858318144305030829714286953382895397706861347070477802617302489962078230962775167532680441607973297906815657737286556911386825437232945885882264708530527863275040041438831208683471743087048532222265928838511818754445030961645701616276941308941368226874196611532277057381673714821221018576145402227021621632825169613427021389715998203654907218812108100799448586930712441242393758361038678903751474997709771068394048277694466098808696212507880307684800298513380920028078640229497 (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.