Factor Info

ID 183550
Size 504 digits / 1674 bits
Status composite
Value 665605702249979441586752894265165167033365263041811841875806809586232107659291661752154328379865056660664399770435678427467774828884275640688982359704136030557512768070816089631352135876415648076461404763313877040399734462654908073231667611161545109428876652921390475398817667605586087778839953412750665207340741941194584263980797473331031881125366466678380404326308666523356354020438190882160681114653651786924584478857223599229294068643090275450922822172481703409345660210680754062537661470905425071757

Factorizations

Primary (ID: 182770) 160281583784620677280319713020603382697107 (proven prime)
(ID: 183551) 4152727259947662023815749428992702700498704050219783009839956617070210327247923460922644844088884051018420146380542646535194947164619124972879457968312626250052098758132986040699071294388855986838069894295339931719769699251107651426320461243368750374179003651461810012717307856731826504881648920395484341310307403607470287337681298885500907768427713557011935990632507919829143837197593126408073503433862941647753376201919105729887740372758438552730766400736889951 (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.