Factor Info

ID 28078
Size 723 digits / 2400 bits
Status composite
Value 279637821820574744506473354673404319547100627867247459238102828951840331963189159870535583762400267378448026538247408131562496007787427069281510044404501494346015849172099368599421096631393670207820873608834696952276548303431845151826704322888906473370936174136529027164677258383914453602918991385905222828619525245988663443655634436556344365563443655634436556344365563443655634436556344365563443655634439352722583769191100699170103078408758914661913109030936746591733174037756188235964268799493258439230128845828826129715752181304443437714348449537000389380506903814126157550030359774409969571138634553101651790625157202039378684014961922677665445409099272805396999726827991138147282800170465746258224615671941829689016231

Factorizations

Primary (ID: 2365) 4531530181816613234555190841 (proven prime)
(ID: 40625) 61709358781865755255197579565879127613737599774611243463004217639252940845607468883568602908316121240741750572850509145034493409669101004482540206464139650715856237818192799571084020510192089094519484376226471418454528382247486651878169081299227269010624371807987240769785482699621934697003617548245175482451754824517548245175482451754824517548245175482451754824517548245175482451754824517548245175482452371918105366902728034427550483308824382551480197867259147590421568011860210899206383931204565612967231935053973680573902099758614239255220307853819465914055403737860633682820228388450277403342700019361310509889666997038646992414763957173264747097207654488893562324162522372375241394829421791 (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.