Factor Info

ID 165608
Size 1215 digits / 4034 bits
Status composite
Value 161702045766043677518550794974096413628897596733876280732821685121202237982329787970842258385529799822204266438135995870347939091188936085408736435490153344126688046221198822433493201765917340582395244999322251189354642296827663450304345013171748028469027720091680850847826371012106404021270200216184996870012674758011935610347963550435942933455373535290830697600531394049839792884399504098428068688493748912703669150159087109332716419741093677996707771132134302900102163053145509012069482042916528075095764311267870900407906724173085054356352761807665743366400283294750151600143369270207520490821353326203377540625343136595815925466897539105560675438141953700710598146754819512186832613734599568510939735853144472865905531865209862661191664115184914552562042330624598228820707676414245863254433695829586658126723009623779345364037644541937867744767232970233284455207035512991210969641657383904502186684722685256123531467808452076813708934901215437841327110283750152278355047267526771969074196294273028439416477126212810650727791782251154749406626143185726205792479598282789034638908684514056745440325023519310765708400449891144336821902293119725739199582079342690848283519926153652273638920650363182060313257644401

Factorizations

Primary (ID: 165609) 4525140208813218456001 (proven prime)
(ID: 165610) 35734151496811257701433882490480708540777662099363745639889044438522196063428470838217430337789473165376301460049137523840202188152817238344328602223377036327978210798121881135373213540524065680414514498135622453957511057903395155030136006999577325855048095893215731532080405506141224620410712941807541354527752881416336495007999880278553620160459635974765068884391665711889560732484632664298386996802058797823115665541242113020961225562642025521028304595606118615771434807148720159762079716185357048452989716247048064445111927663611431623981599747770344183661261917605711768105460626967199165914151537208505473963581906643630597013020671659513397852731569973033419439404006407153801839426999137020994106419999839023974079069566172270345080726965025620331859902655841837631361591157312368315052552503707745325287788329807235143572748765649493315046973994363096473302441929905123246051086863766680465907112809102602270785961992680218227727016958001390614328308346629978845882999216466201596175284086487154694744984689329762268063771852963443246431865934476762808141253553427952354725657229702296599435347016729210711570570553062855923555038890425645256861094785598766960957065831400501328788401 (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.