Factor Info

ID 20962
Size 438 digits / 1455 bits
Status composite
Value 679988825493034960453691255747704300856527771980565572930687614268765289284532960390665672513519181535953877741420796158416804211821620859992165703422192619616497333582954039393193040617012865305940402636436048081369772485719705163425334362735211729837757112845552191203138129905824710693087492846019960875694987815071252483372138691111117037239995641893701269594572290310517522297051401954530818582730905940206588540679557409345970421139

Factorizations

Primary (ID: 20963) 1052910942828815662448401 (proven prime)
(ID: 20964) 645817986909828217752465161480448223173418257592170331194414080920930313046384947748252028364241474801900524750243361358048714065136368777082244112197125539329592334175863891622631320914807140462332254860640167622690855084648086108420803862194199652565789256117661518167923532322011521728706696711384586676981971339139620884776325523858651220951032432665439987616570261279706677355187579832833441706848309713533539 (proven prime)

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.