Factor Info

ID 166394
Size 512 digits / 1700 bits
Status composite
Value 51742066421367633121115215261925840388417862890028236740371606004842625796241621962862017703877572090553010821321719611066487069933244282447401410252163989937326413075598572698697149516925808224501505564982328073108459477067658700830759859753198675798725188787067544863372177394597984037088597769884763765736439481094021671139902222789511254211028357550698931095435765985655526898354228754493516313656180285502333183270806566987145798375247883136462077430524433022187905728900833297090151313703496678330228046429

Factorizations

Primary (ID: 7561) 1708114263204222806519161 (proven prime)
(ID: 166395) 30291923401134512691129068952598785175948969534893812053143797103582860294241961219413315915556436174950305341649890773504174079423638918101955154986562342017676026557971772472611762770528596958530417715479133380032897150606612379603561661629976481297764435474976974837565509352727909558243594459297868540522381455488072050090728602725312604441880372100688934153615167991539237268716429675244137380879690873408607769406483031185757776780690570097159015079486417983413153538990201252925189 (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.