Factor Info

ID 158389
Size 1247 digits / 4142 bits
Status composite
Value 53939321319508222962829328282337126457339827127173944457198776723931116764272077986305955730836823163015096678400222488665094239567123241828541793216951892194215064165832427507051387963122812811457984149808101950101885256596569918357596901374601958933079082156836655096477690965014595701604290427460858140670519055796302602569184024170935931892841937330470006280803682926622704101666302850257226425823671046194703110500898221003315702204293462855907948428327265764877530733110788807907388272021296328785869961179197727257043372433091256853078428183220901868737030637968413187260002069998611835363951004184189767459379617090656038695800492386963368423318051038281206018936621431385573151194272315956030223254560355881921065535270959458932254602946978664126004968414302197981330106721841844356938674046581911836538616374624355446239390023700781222735917978636383216129445954200698721949194138060303084568911766032812594040483048852672624384174895838204911915361830304408073479977265421323971930065137339992178929323401398772494750041393991190256016201438815855507555985225777071795837523173769936505873417167568886039705987992194927054327576190628880110557405894200636951440740135543560168152770088895011902516978362502808564149631428674992924393479

Factorizations

Primary (ID: 2937) 2679895157783862814690027494144991 (proven prime)
(ID: 192031) 20127399821160653967562202678734766447223534706840127605791646205510079527631475279911068185037558542830295203385580528396883789882700708160997292650170899259485327965100143427075513127812107421776993418000459149300362735147747454679079130798745174682074334524980671993670880283667013605208650671089901535581530159019595097890669357905233918478654408347565692360520872535307355469719185482892758949491669586397463073565774327892243818045094165870229216320134572989763896179170304201172749323008715697406171877046414099257159644863624520801175248028569986153419731467629947442734952432966456204770654329260491361474960647617765192182797593687873230311465314010273618815135699745759902863110742155866698311726252012494303378948401976143922583082063176985294554145774347827558160502420911977184993548075314125601191151776956731364425515829786146486132752580983177103825258968139227612449761872095530681357328141574453775995397485768513884477003642601788895903564030422962562584164964596112758112171377676917501952078528243854339975714375452660756836673278190374233596058506581493535999310259674300479851006759538579505058612086316558919079182029159357195599290808763587980825955638704577841232069058560700863681790169 (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.