Factor Info

ID 180294
Size 657 digits / 2182 bits
Status composite
Value 502505310167103796566486328886568900434706666593481074708839307609792935431428439792480846738786867937159017807480356826288494194065590882860544319500750907863852237828836359198998523318270727535259888629530033250993854035444441382218734794664026492515044166903682348939165285197724164484098066970220949117059566308291863111146272336470275355080301359896912998489332233421484792583886665219257154763470045658952433141067197395509214505205698759137621026003794053900274304341082676944824499769650193184243418191454329562721310081159346993273772114599023745051653400277925527299737164270412618382320642731705310137601315325816865271510238478477480701440448373

Factorizations

Primary (ID: 144454) 516736695528450131690916268175579 (proven prime)
(ID: 180293) 972459116055629934744341435177004612506017603615967630576899587995834159269261339983768789095135764409997634274321334513152129235779486615376159980605363993930053342780069452329965851797358519837290572340005032033074479623815163848309176479473703851596816786542540766406667977624537944430283486604715195657160510835198575536336216110532770487704769628275073117394528975093381039549031468857185595959408151113684372247778815048762815781671009049470561850496271326303767220246016458689502096600331129267143482282275429149437106308984776195084622916026583099238690476815714343389372332494861647381464822850111069000662642287087 (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.