Factor Info

ID 181474
Size 470 digits / 1559 bits
Status composite
Value 16128867205505215371770476125659342210633428471801218013210682358889408403469431882633765751049472202472267573595675836597500507484706408997840011764758249718019423887961718309091191654689950646480393415807040977812707728752320560705879728482829969909040650212729085902688678369593338405871231701036433656118616893895825216312380663902624430190240834373312883129233014584416601976828055647944444745262802137409779062775897218033609300802096585185771079867964201480624991

Factorizations

Primary (ID: 11756) 9183412117682309234428195579372695474479792771904536038283293309153 (proven prime)
(ID: 181476) 1756304410476112432757073499391157460866382160933848932982254997542547248379916686083104515606674800287998533727472053198607989926162921160421744971522147811285158497603158247074024213829213065185717231413223291877702527255204404451929282754909125489635681431245920397638660129779550099197089168613932882104107045640964089697055565651882910646285991739678509364094953602728464033739337996206664467651647 (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.