Factor Info

ID 145807
Size 837 digits / 2781 bits
Status composite
Value 771234160846063811173188651589946486306778399515967793891340531546901926094256563667040701400439741169328829713584473272736728332010004207981642401727084642479549819220717226598067090713111563258703279706511011763087857026616353881587801358580666964197965970847132852268846690526682538260040070764897309532468301519698812139252425565946554792560942376116734680272918699136269934963114200112143633619223835796219373898040612273637445884593034379014534377721171230555883318819838025778933941017657739479877022004684904679991028528546901130842907282894858532227549429256171568958472178207281049487389813549398263303500605394885347493364183064781191705094518211738106382124489751017553600367920752292964455002574329693093784475700995161943478850522007577156114483075931319393131739275701456252822813837817813137354713595199010623375474918619

Factorizations

Primary (ID: 5020) 14687869282713681178439568954014688395161026671074912540023016768739427601972538607016171641949171779248819749805840422347766599470550763967381369827101110081357791810325561538117285834949883420957464278805393083461485720574249707027142904596605377963640267325116976330891 (proven prime)
(ID: 181746) 52508239690949454678893056398468108401459100436515565666093452580256433307172291866709874438211665152675165820263961104748677160787616797220574455348446091310126226843115654062347100078155537613040849095093101925880748948348747668513285188390828208715700587696490001869026195191111649187907618042621896902000298532939436298032545856541023255309187163814849073831504002481104356898948446037042975640375892362887607085181678065814862158560485501502820925358732405883713245398653948461778577025073062895871663208338200364231970769867490489776155524709772093440876666609 (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.