Factor Info

ID 129129
Size 788 digits / 2616 bits
Status composite
Value 15900349848027620882070693313822704059246814145938598822542742957949200791596657397546429683447729292381399945336358346584441697760113353663582051970939048315898469164132886454717238538300517913236073383707833196364421488225492438210202986797420254706455412870374751295754913404553144891910363229290423175364828097115903037559970979591669455882796743860165334648031962818941361361674848727406268212557970190797822374304286454638892765025091408587272631888230166799328505747145162134329339165234829664873170898043040745283404630423768868020764615060774085418899071973254662858200582304818292793795388981951747914272772424978365923840639079067100086367692802775710403509712133043904057275334810054503315551470530016762838406825139079624723921917247658708883493242049582084533563142648781079

Factorizations

Primary (ID: 7431) 101628873094253127040903036515597990049 (proven prime)
(ID: 129130) 156455044358124917020325765450646996050020435835860142646895476456510432870982518951924288770059873947569054399420259477898202939616101306148837323905461497376624525911360317012873874466216507354025462513631076090089774574667765297320690863196630237036882382781844256787986054499767338732427828628475533196086765815286763810894092710860891422115193381391379200711834929036928750212656701528120632199971424939645610391936612298997879341225963405850305224815071351645958263403690606411474025071110906152121037634999488121161910801337818006937073038281208230738790521079836242030952632419027855514118898162797837318942209891228716811393571650889172685195339836585829204790482268687403390520159894207592909672911502437607034986812502034957456015741132471 (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.