Factor Info

ID 164305
Size 576 digits / 1913 bits
Status composite
Value 617264560632181480815747358257036171964638813311486131746432639813098647122789937996469554469118236583024481171362403186626906468241013294806481318388567714642229834156205358347907228349273961534174738574032220650429622778647692145757924939952173003746315894494940029750470893826642307964312566015368326557076960693150253367901945687368681627996284908828519919804339935201440487863970467969275138123965898567358412810578058597737042688769384235758032538960085372776815265609889337883803009846047720362559984865628369473139828108733385819773336953388048925078954234580281338077

Factorizations

Primary (ID: 165372) 7188718504085583437653203392843 (proven prime)
(ID: 195985) 85865729793337974954796255940283533223165669229514920042359483726878103595463732538615631820095570729521739573277746077492924273130422431147269204983551684533765567354189273759825195787336526433833023623886005989558382729156171364112095778751853088317505810382135757387004635247279258476177791678859591439747055228719049556672385267433744275957043906280583157632370437258083295243210733881934730174140455940834280598447831248522003981144572873353716044872456204548008209008040543222110171267861418435200784686358033396709100031136405103859160439 (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.