Factor Info

ID 121911
Size 578 digits / 1918 bits
Status composite
Value 16935897558120152017203842592295241900724710655159128047833994548023295962115460288698494135475825215273454047449110215372177246916439488161117460209750003764173249772806750002476881583613800869056873943033442219305064784839998618781661113047697770716976567524211034990682206922711328598173978435579749578462411528319182882780101954856713510684851490544752181270750877922181139348328224817218711348142256465208520877815144446651302619864296242759422391757124852149655972370097845429856616885539828816915589189668997775486103233016076695040446164941602275250830416360689584820589

Factorizations

Primary (ID: 45775) 221561012765244481656639246725341 (proven prime)
(ID: 121912) 76438978802036006702645695799554224198917918347620475344605800291383113613515245461452765558209731091192819567038626717078020014289133991976375372543054559944192255178241471699073039063479430055055556629826347989161737213336995607925609485567233649270153609160489896683543454887199325714821341896053735262179032919629505288818330481670106421038847462037498381664343682376100195366342746597494868527937998350616232114841158367398980984437115952731403895265162112851180772553540838015530497708672949682530432378920720060323848788353025173616267729 (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.