Factor Info

ID 63721
Size 272 digits / 902 bits
Status composite
Value 20507257819040386806532302806534881350208142141011818072495195327830337469631574842454922241102451116113891477432588604689240059049759789462210593381512979953289808090856326674696296897816922540711952389938878556564215047844211132396912007282212931246943385443189097242303

Factorizations

Primary (ID: 63722) 21961228499869434815491 (proven prime)
(ID: 63723) 933793745607733545471781177689431772959606340544549047943852533650807688775697574464779920814886511171138060168061342068846254740521863997415283324122059506807659491398659518421986637783717714634976638223411139814822256654608342899854655155473802133 (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.