Factor Info

ID 28257
Size 721 digits / 2395 bits
Status composite
Value 4935504889556679241903140584011589587009751533381487136654442984855181203766028834992285118371683896426246422582306329042924911786508244243493721958024136979215525669814987734984262205332713130013757524272914056130831322194392511375204091012172623996174528582986761189902750492376689067958236856348691186770568320053794005606227394048950825376071674602437289091829813248454412239391725009687065924235329044379405518575197316636135494918006996245012970820264325011709143760289974109064551273159257706611810704715088709296087093126383670284028416490394182830202215487404673071777627119656437430483998421397068903999705236527407901426042587606199513699035754770022544052884005793595897545470106659568553160571785179860997949

Factorizations

Primary (ID: 40939) 8157210416556447648087047867900686079357 (proven prime)
(ID: 40940) 605048127671100844909366458568976604899107888120584261462414668364783505677977145854364295855816918284768132308371825819209870802556459442927124675243633809431641227614893059422054884857325113035295956145854959070567703765870229675376431580839756094289016341426997949099650299815029276343382604000541602152776714440056031285546727790215579202874375521698179467428185469249692392887646345220894534752335844272568241663083097611390107875241628824962576363309949703607296008003144200280214686721804802576283433332254178647223399100983644540354824229223051415386918647849510185126734264889400909642850862395624531638193359373655666116875245667794972706868083187280928563113904286577857 (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.