Factor Info

ID 177442
Size 741 digits / 2461 bits
Status composite
Value 409045854703230570015849655606845827140258813281822475388484329943947754112761981008351745547121301192732468811823899867449005804652999809968886182324891401334670840290836682226636825793864265774288815129707663019104304838229193847674352720850001666369172098599792323679181619580963358066579952961316726252822408298198926519821971254459666977037553653347462286142658647835178148732614075702522005125495156809973903867993101102321866228544130814999906732380696842793944609651474975746493622455736181527231156692980263069692823878138851386860497752811448555917913097226348519498815859003125431495861570627091427596136835705340154920128871456647520320800418130181469844054160239035513562826610864265783026333161087956781568575843233035832682831

Factorizations

Primary (ID: 16389) 83401839008933340130657770875911981 (proven prime)
(ID: 177443) 4904518408274148953689911170279030781407885626103332827902564736425755933356839586788525875463967620447932730485627687436916880666112131629007185295389148283175581037224308746071299987799409927243085154470436469838112822656059667520244631577132424502155323904778282562108475051680166889634445084263843081086494744324699019677624425957947808655037309532173559354473579403869849961538190679722497615251599787058964188495967581797082398994040387446501415096084673318310108168463016636564881569177787111395013129949063697227055156074124576995961146746047032843117017827952197405329006241661368243966154376790103372365389419708518479702692192879851186871146082029118590497247686230688083113937303911575810127851 (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.