Factor Info

ID 172999
Size 564 digits / 1872 bits
Status composite
Value 171048601514728607283041719271129883444815126294648089327769463270104870412948338429516280415206565214992772013441156498225946027034745287238407864340292072468676279269196722517411866752429157537923941355903016913063146376467912078961176324855187592340455584336126541703664798903090358389491810903430535744502818374974148733707842642664251136759985234923246706875772813007748501836571742797925125061511345633148203998352122690976085661655405045505200950888729632996448098605605951387030779589673824806878098195432038407009062030804125118874697563453339476805085281

Factorizations

Primary (ID: 171481) 305475765036748426323537778303689775381073740784817390228515546747563315260124580359075393 (proven prime)
(ID: 173000) 559941642159899765209354292631963489613132970436926843183815935404851716166099732048215100723527610858628813935228577483077913206616777188421323080251839489749841555814596878719901163094669252468707917552831402199692121135145135473290417469073927424027378035940572147548687506826942422946765057034904947772581136618383083777675733600999879369434957544066997731463818049065735645262368246513596080338239234885364500706931690075447313130346220200264080889737720287665431325217 (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.