Factor Info

ID 123798
Size 621 digits / 2063 bits
Status composite
Value 649871280565030286615224130356441219573510923836541923318429038924997653304825802449318248099537893396768578012511883076925965897380579948215185705616157645011147997564555627458819165723563575848195088197743586348026533793096410096108898857446951610013764727187068054779822738598955528666656044976028103454139520338782544548991734429000697633687015484909964693629377228434622767399996469180002022465476787228517338708659911678593371631331272073199620917448692312777854848375129693146797427465689884859000381516784874792982780271313800960282989492988123293078484293545655170063230414653753519415591435819963851815198490369

Factorizations

Primary (ID: 123799) 1235107620020773298302445366153861796713 (proven prime)
(ID: 123800) 526165712226842296802133979412993377897417261767337380244322146184990157896416416526526011074858372514146939044570567004560387646878367695782132301893886529773495226716332027958163405999285918907085882118606199743133421500828095819347488977348712330163915312080880143456834612084525120837355549917457168469975648027808275763564147686035945199361506610021734323450793844833003253340228886277821234213400801386606790004586695175471460682313897459659047700384058633686640198674494298790315103615854235149733900385522255964467761671955645802102268440657111415350965195061210453958218713 (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.