Factor Info

ID 161749
Size 454 digits / 1506 bits
Status composite
Value 2019736658409239039755563868920464238153121503991780943042649956779597315099190056861898848518679600346560515325312537225758593286473720005005635768647084276385463412627135657620055825701886949503629695339289670157420062021480872164896960179462184558333639982519418080917190367478499287206881125552967326159833585210204125968617974363372870048821317014785655191553630658590182121223439624654624166416040242749092799528448033987840411324320194008778212837

Factorizations

Primary (ID: 161488) 3799631716075494043347108439 (proven prime)
(ID: 194048) 531561164168656323055646349723193633909281899232267997228681713097855269631495746907098329304935565003775110757114257356590566785270029945984815114206002874298700066114790167694596644999599811108997096821840224786758794288088002786095002991201546665561535280885814492397836390811854210744296209118497027609524010303249996307160574125765936630299404675183038947192221727419671616572007038126516112532233242841023556683556891683 (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.