Factor Info

ID 163461
Size 1279 digits / 4247 bits
Status composite
Value 1747289678919542571567327280240552467748995813511592007522565506984868540690471304295571799851388758957878414685723350910411560819158522489446982582790370187357531429830298776095941487554790710206919948938718945198790047477791894287420145211759314570835197956626659319858552933930581080239758618790627959531826709122338154984076962225395271425036803003423260295616274754705496699929304849696571479460878890078452005492507604709523678792774873726044576981123929454592389028878782324891168905108235665705960020737847893408812889879664251299713529782144868755594358223517744550156760882311162402444203005968412561102844178989743801589776027580054735328500622807513696237193610353785421605613128368617951427669075901920854457072621130300792902258315314216261237228138738062204640588363430999032735972014363189776987737272821164530246954781569208626531884181049989703302198827824675215737450192316509705202300462212114333927537515399086916511004095939569601627357283971789676633139012964547561880407870631399566891024058461126901959717255664030114874224879985205512484188443841993112432429884033322037259564936620228791438789771498443743107335403968877657296639205999208895017338133949805811137589525477270014540821262880458238087038030458560193032403669440579480845175166526766689631

Factorizations

Primary (ID: 160966) 5697298115051042488381 (proven prime)
(ID: 163462) 306687423342580078824743895007603689938343610488997797015892198437706338398155970844013639886168641884484419966099668449614979306455178820193032619561876310854832346248557128888251363930163134971585947039125094954225091215221645171398676092932253535910139209785728383459002543597501924000747796728940283842243425395667153518145325490695688367714720718332532754928188706493160698400412258485529959225509346280373910348938220134229796054104960435367515412302980453690911647971504095768084244803626414126995662727069008751638595837506661867379997725425156106436697891605736730648939873458608539455587952730611733656852596057550981131075812629888448083133070989546464120586541711351320022579950033131871961111057598625425556785027227726069709847426293577508878409016665299264942130238226844569711249792722389490920595094903559132103048511838895116123244682298214500373212816828759149523778776698311281067563113661273106545609962431914069667217207842210700740111785812336529401563826192041624523411600085630233100619952144285183933805051226029870945923134389587633754669482574318320003101147045307511888472954774298201047689061834188024079158278555561924047080863527554721532026672857835112454680000308354617710926821649865615111178626739112885609261639288226251 (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.