Factor Info

ID 131016
Size 770 digits / 2556 bits
Status composite
Value 16192117745943378630221142332834512998964107838188549197582224178745775676174135060508919470141599505409926142611170965775868638105771921597687864758911010942802718152440013882756448398294672888936907074473552525639112817720381474602271923651239443451051365591947233668600362232664185245394561932136346966233389048835923153138614414899626725950192493071831658303972907941368626845705901577152418301100195559594332397371190713634642798674371921874444875122270926821759266767786114121967045456578731644008160215010733587458081306908949745045335278056154107258919903793265292182997716668794539824473923870387098417885465308071206479094172616539965673389997185160157481812007838364024741085446383357887024437527289974361250118013177321006607204550940233742352479016699066769

Factorizations

Primary (ID: 9499) 315091866755674886636171396413093944004085095910859077 (proven prime)
(ID: 131017) 51388561414372827094873418858031491140489315693197069983767885501841027650331867893908128047618095287060177677660396582264051173907694842814053406890971126002356737222636753297320454365760714016324055902928339951297838952292984362989251260815128002985603610088507344464681550415582966955536685664196323200449457938758716162590476190670378721611335009845558767811911796070625155643968492425186420464819130660715231427832260733590864344010044860590677415006614864488468110539811870533648728604695722447527943563223853120499254319972732858226125694955110323549994718001843116783891076997041059645734232391010471279691317398360221651834249393636454652388028095394586840935448141097548153015301365822976970522723115371997 (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.