Factor Info

ID 152912
Size 536 digits / 1779 bits
Status composite
Value 21382921953540808216055736608694674686280315645529247666832493167683571252686630834785411346826821831939959112877696621872173380902200837848117018788704283330216202203552153755091145988603306124239597370658586822470316725879966418183251395781542179949222669818620225418168839674047069709703939429971044650470943934227756784995916923562758443831918573195899830303556772492172845141833031670688636836544200294357048482592767723523743038374273002169879241687678412654003596043886634898508142008710100698914680441989984217295157722262004951

Factorizations

Primary (ID: 152201) 7477880583756995608969 (proven prime)
(ID: 152913) 2859489625976043368075735372875642185683433052018673977554888001784574014526373143328486669560653419424990783108166619166776628964112043808580843519399702831892699000192887439771932195439644800420181613681093598542187388055757571560122314936913294213998815050072099849510943737560613516186628555945220745992780247398853070871354895631708087836293048663494902503579187901515147142088441085511482472755282861014322937859006693119846404700812801217695272064311652760583788896082407480077955090810907691296846118435679 (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.