Factor Info

ID 156962
Size 1104 digits / 3666 bits
Status composite
Value 277119933376223803879481219940777464886920787278414959849770443393957728644102126943812900319929324507165930674617257758370053848239090159700570123531399691953484022076078829245901706081101963989487234128213498375719454947338310233877880320576794519880607112862536643431671880104830758059727303977919296871918664870636646696093801592292152840170926700124940286412372584804214738168773311859368743674677340648074617536449627310582237763149649678833399111934750557680955699117606924983511606054001412038171838245283402700253825522889355671215836281183032890518356579146179501454628929334509189674292363732127897390142154133583367997757560210876201160550807716065971993799540574074122384572280694492245102658442946332424482610390556431927650415086622304899013275138866427269405752988204084462517369360250220061831102523641483196792037448590906357323176079153096109250310143908827150906621172421061814982437096897709459177534111488730167126692731087386841286204041702268129729215635084580695544018712994202736063822113736332308571264755168712965776447560168176249107661627437123844406807769804031452903947111

Factorizations

Primary (ID: 154599) 727422334085254365392641 (proven prime)
(ID: 156963) 380961541034764502377184103523330471009520917041080767318818838018454465680418035958201123737480272504221152930444574264868824874202540779868146529200980322844048895950605129001815322166569010506218797233167800168711512837712347601175397731281507309623864573739625334068283689531625151716810606077551528174926280721548189551786897824841220172092004944798085005837028480466057132090843951748351985372227919909112064327668110684451532122351751007979725089192841987723577860565288648466471262534906826956850521152604420414048934175860518015567916183132590520380642705788498342653269079011465355160944003550819454288450651049679868033044153865143587605949428964240517564522589711812507276528655828345985973185377834153772063832529327584784713707595167354091353525080526088741689347120671257994196141829481373738807368543268275659151897294409379368681889117605547207229154544013797780611170816870362356384114467095097657841521645638361344458646102774082356378251712453219933281757948935834196836894232573114032010741056643068151884654079107051869531096392944360470060629835444311085671 (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.