Factor Info

ID 129514
Size 768 digits / 2549 bits
Status composite
Value 153931308363649932187607172963615059191095468817875100818076218416158896463647879194363002782736292519627084373170237276117337631251230049178843958162770357090871724981470340349573066181617346078113017430669378318273655644721120772566598197078133167410657310243454096224480864119838490264808671353542842203978120700805229811757938711956282994982671500701484704745545910166013752491130036517525118665290609053625303545428956409285100983579415487524587357960550296175114511407343025588514865340702578647968832464471880916907730562013915535419750778099246250513934417466972964161036147701981034690958610646305896006076102313619222171889855934610895964608576315030193757764685155940778108083404031619405517982823891088939388390027480892281102794813647944973985496243157817

Factorizations

Primary (ID: 46463) 1245929447142199366655244707885493278908729991136880218793 (proven prime)
(ID: 129515) 123547371576074142019671879382941144868376610168132326862558891272516692326530873143084774415922542920867759622229025414256449919450539955159101561380806960780759710066651947616007418432195006104329527344140126368978275366823164366827296243223008568128021481869970447664507097970168393003726916020259039843933834513527888721869459600063648837079676120164130848670909134590831695023943602994596377527680395827603132194269677337138247104629814384150805674693513734498220201764476578721420222375276283183858464803548922987161648788480287017206230961812475173480129587185510546669173882434912472460019076963400325732857022472488466713023422603529122406381755447937913310460113940118206889225353958244287068399242769 (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.