Factor Info

ID 72638
Size 872 digits / 2894 bits
Status composite
Value 11990877586476239762335126210291846179129443145038272612335014661245091852151153189361501016931382459840254827250205981774167754413437280346386608142745644380483166427509159890785172883747500986651565898493706438251639210379380173079204127473800545459481873365746660085499956360842196712727053979841864728627517429175083352261069450977543099590978102197174965562474704918087120602316008269055128494850787554162801220719349715204462910864130856160959049330766438431389877115888673854502161508347397966662267459493039421619705672145477362190618773431519056078612037392949019488414455808407884906561533553292943175954915544605539105157914063689126511681324318238290528122031094855063807121101761613923780183531801749135138801297527753809764427234751599671967249157280742441123742429272452826570872786799665385092643610402892048275882802248287603290291602802250379617368563209

Factorizations

Primary (ID: 70685) 312853876283494435841671 (proven prime)
(ID: 72639) 38327406164565573016704532673054939937838495898765814695689172619251394232697975110855234544085616399534664229259244474161053376814867393459449165069286704306440998429921937357592669137781586415735691503132522628928876605746192484235909016256175575671019609355070471004363689496960912268054799604683538509503980342404042243693999541862245450615129000175726052186919705388825939501952815448852921854069754096294642815180018280501616327260310026363382644172616134804011154409772123471403571624103167057471240025148612771260464870559409582237248970228437575176986869308404603670691734251398548981622242362179499013605951782877324420788474615733560940164411230338185067588973376003564116425554478625961406556882270769421252335278009549922084608180492396268637902390648075024907427303887885478723441301950302233679025017203258329937140163765242356247279 (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.