Factor Info

ID 131223
Size 695 digits / 2309 bits
Status composite
Value 83050998011450669818171830075250858754473262125692594115836549066456962749370302986997540940903656337939630704022180642133748241856228339607118533374445128628449588865343298448528846071485539404500357566659057914916616198829687164136705454355809782605342646535959057113779718715381451670606191433288294969952553325776715883376798393183930055657783217366720762675146808886026426521707277812718973993389909178745525416404578441306963131759581827680924929597873647356438059372770208406579586936487505690800341776590415912170896023513974623395941123168668998438430278565723517594781171133310044369621917667611454201840351503384070996356690015113418142492255702241656204508543631290542426577864290401

Factorizations

Primary (ID: 9516) 163785664867835450965098446665142900460462645776905046880901 (proven prime)
(ID: 131224) 507071226767418930298094490490089247882443594869722839597051887743662986407789173577548643320844198830669961602375409410457156015831125382372125352266413556575804588139928777222660458167210996896169392278028415620116438775301927245715939195220801367826794922463438134638071088015219213314061129097580288873006430601900973142048429499839115553665725297945170559514013290737818461769060928115547361143826330034397211459468494972708853164935761076759845050647156926791032756588452406108573843659729683561010375996520004940149395009413697332409254848879898409674376551887186017860490558446803883479661327305958529153695349095810253983859501 (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.