Factor Info

ID 128668
Size 700 digits / 2323 bits
Status composite
Value 1799752455083239921866677053778251790859485183798679993191332192047726810432843974269367202125422822222876329348781167827841159189889350406945429768430914300740740696223078993249894817165573599812751411675975564344630694072593469389107771149212007835792435426170002237226839090262066555724700229316939303862826773393961131715512796542305648378001319598506697809059088916503194247865849864836431315471415516820979958922705711259752825026460872362536066869660799471462644833328274267220815456196829405260230954930470462604162281729847315176455696214590932247790110423963115942402256506994563173862827265664101849939899843097568471316838030381855055441861912502178587433506398110124546460424804614446697

Factorizations

Primary (ID: 115373) 1485797955723264503047718383665869863361 (proven prime)
(ID: 128670) 1211303628565801199337452847186670009974166298137687179420635686857078726287167850177254677144838052886395542383604344255009669824695525185723124494061669275102673466262555583995740909664784126402528167922466768066216192016995727374345662718925466910019999470900187832029892989583474069503670982583254641515967749570957958497827113251679333402438887831871311246143743217076852715072211080525928996039906639034546750855634068210515224464990841261728596348916797344456338689700690831331149771863646778608819728347574090766610609546295745103558755287471378070170813159924382948009693301772604959261052404274475493807505308187596322421744179550098503577862254263977 (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.