Factor Info

ID 151047
Size 782 digits / 2596 bits
Status composite
Value 21399275658203902095645338535791152569301392453934925871526790094796000282186905219543147095351537911065085256068760293737673070914590728759228539730943090396268206493464928041984759142152122938748381033403025382479873498495454173686809608599129187422631188465939843325328907123716746999715787184133076174332246482814733213851488521432596787529349408858643804666977458802796357447569915660935839909847705885175059272148620147034942019119700653002242519827171189252446546767065637861830640252397453279546816074990231867387154502601601473471950034731894932015564015314972923073413738972196654072046607268289638672104069854698614768356535840999259806923734768236260308452491889716734026411441933863286724311505833057853316219071450492870842760711208419012995717104205869302759815374427

Factorizations

Primary (ID: 149639) 310629920727179958380414509 (proven prime)
(ID: 185155) 68889936964567098368766463032256983957589182794644696272707958839732696273456292136235043684057876526502334618291690937867041628817722261341938753238557894329425835711854316627069354848114445891085756187420020950490175313529968919706822274573526626505451917702172137890471202155843415041075776065718688162143136119721061676861811653020939267922322093299640611803856846866967799138640711714959419748544434439114272240781942737339071338825561950326960846484829692694285351902776929312658109242865784567557822314809009012285713642873623218464715119047540048818718128550891135698484663583965584655280369012402177149916973099441423528682964421331829972396680325708109266627876585799118980999194925343705270493158006081135846006915401640940854200002285232520103 (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.