Factor Info

ID 20125
Size 249 digits / 825 bits
Status composite
Value 175977987191518223574353387260610268466658322231323791032326916934028518168367051346886156908742304616392559892405879060296387343445974006310690017324751672893073021737169147908672429211150547971430502793831868009468069283349750275869326147391086663

Factorizations

Primary (ID: 2199) 9090909090909090909090909090909090909090909090909091 (proven prime)
(ID: 20126) 19357578591067004593178872598667129531332415445445616819980174952073091066731649661486181946637499053347013388362897175901691940462560525832356435530732150548104148762116847253034562587621301953293 (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.