Factor Info

ID 199735
Size 1255 digits / 4167 bits
Status composite
Value 1578800660021886708311296855426475753387383065615622064474684440879443244004872721679976875753993683738368906010895430392669484201016019617702859215248715209056323715644686902102020593401887221210782512820853228955547463442956653991154682737800092111769837754733762587200096002357274269624451501406712107890512436701640528379384967343655988556733827740556119868182216341569073092094783407386139204814530546142446593837010744149929878808751407200278866267605181174257475850520090299201114136752945471080583849541767556335680667317547041826220215912902160023131482310060283071597264064038473901599364561814627144927181023943023728076968549887651438779919205595159868747539344624153916288978169322412772824324814823231120423985336592377985270184019008313945711665076992619734737798864998523829738949952720265550454648570412153213411011919011251858875994398570448907042139122259951630226311208217096227582060450741328248625247180606038706185536265252779571625119227192266913143615727561828988904521268460712458663164596490971965308474373455212787372826055410513183754406234098928696788260523609410212923087388221253925831696021248217353501381944016347133789480002277244777524425782783570319622220813589009736103974364730511626987610157234890758277877615460917

Factorizations

Primary (ID: 22219) 688032426812647379990413979 (proven prime)
(ID: 199734) 2294660249278915625942658470141009367834646271715019558249665014926676533189789164023882943512548154493686664610511883386853640008821628351520043279331194392360058560988767978891991708039473952497356945776744417831939091616181770146185441887434994460918098214140548619918307140045838412640403296922605846034896478267824911726796142168516402245143122150700536457219022613271039040316229883278396064465321290038045968707955213462424645791579439155145420924947051067490712167158734663541111581927708102753734953215528088708898513166603505689916041179810084187229662859981532808136161970833162775757229550244765819695568846960614305803791153964583637736514562875021984651208985928629039878927276150481237824086194293671103871709453434444168455889536640643404956873220263103088737642315784911896249803435036990190310360061641737865131263816821906524066229980108110655281189854089457497501404874335837604234467717092154684236506833424129317692449381623577929177736120439525233453612532696030565849877437298542992713933752311267708183149411425903448359117156016971906792232625253705148164391287342717437342572088335242036014687917118329334866019838928748432482965970419602268878061994526527426272459880908847201183525934587908630688623 (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.