Factor Info

ID 141664
Size 698 digits / 2317 bits
Status composite
Value 15873041668482188947628892234730110623583017688928995293835737387408168773099743258779304126904028855286394153632476886008865953341304777734087569897866224760363234378113587536025749017776749114799461645774182255849469853349490545447854839089539038108970884579101295657949006421617311092256555503179962696382111776064801199271005288427093408615136969231237651111548366924816257356390575197649816671286421812741447934560549823179177954343012034744509609520559326172257053048631625797426960906947014100443377129005208837449830473396179812802761445590529180482862770053219777885316581677803548407002782390019720025446525091553254296947908299414852604699629872692886459057587010411450888564214775913793

Factorizations

Primary (ID: 20711) 15218649781150668794223283 (proven prime)
(ID: 176903) 1042999339411964716055910585796631811022427112476028989787918108124364863787982051848760001344113900600016143695653311071488790790464682392785178833079089559857230514589598429764860150863253157484368945578676140126461376246872058682621819659245685476622441400516773139647347316314688050699969404813133531053925360250397224254368219002447044773276545307923114700618507236687517212882000827547747446022187225260740179135484091249526911909843861036678460166340411430574652189218555626058725535474068755362944938093015992864396585545972732033006814330854693714915780269884233357648917274351163682191222521684653410072973199437623454279619605397265255737850777036738836577382971 (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.