Factor Info

ID 191288
Size 344 digits / 1141 bits
Status composite
Value 28687821402016438227096162411142646627547719451468911666795049132563509830157783071850371974454835420978027104405118101637670050788684001429376267069808528354781582578623097360179357615935483940346274111690252507991869241382805568594063480055021653938420564203882842046919262038153137886282541918686539929263084934802629642446696047087104326727

Factorizations

Primary (ID: 191289) 6564920264482202699756113871095601 (proven prime)
(ID: 191290) 4369865930775191678353049007650712687718445113883840837521690153982015303198679251847624078056126662744031810098520096960367752756445644479258807452495256673858657448300004456842674834619934519713104471881510237585778818675074759221546830011880967652563832758637062812915255194034819209548775588018785294945527 (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.