Factor Info

ID 128742
Size 753 digits / 2501 bits
Status composite
Value 392484071664625339288872894395975417400677656797021100580744701335477437511839883087815182832309025314611142380007018516619055918287820789674112891331062636133467336297091452704532379688061903377205927460835628168930973971579985995311535127896305378646591608300423592165380573859427836362412505213814481789954672477417037725728597667927886229715310676717102338477021165652426126273159927785343102429792071347477766688421055580694329228458739292697358133463777649596872456902485154467035289845304156087256797779290748420032820417533316239015987512198617607625130333753057351807382107479452579229276200690122903078962000644723791939665895816320116372384145108019404697968381471355518722659256515409164490190884034744990695325159240587508785271789560939861

Factorizations

Primary (ID: 45758) 16801855425049298503708451305100868880973773010372782762431194089775843107258680461122188583253 (proven prime)
(ID: 128744) 23359567246334268917586027068107686279740046779069697384248950487276756241823791448561348914184442073986020005061822554315608986330115742545465750131184597442553440415999594833968284045988704623202014442121728284592806073082416182018114272053721031490441596801038212486078468126095696725038807420281500885122808665886470867821442619441944603156984266481409488207540460055861356036265070419615112679780443679839063596261378708145420239442358394950119230752500813076868744951214382159899427625735296977677433745419248971054125972147037425307829837437401190539751630250539228524817828351851609939840496145447801501532618497761019251842831282403099952931796161537 (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.