Factor Info

ID 217614
Size 422 digits / 1400 bits
Status composite
Value 15889165251095981883882621960830411281730430474375376771070433149745864598949447776356062731744962071020515792007228569675219987062960385036015994028773823332945276365040993280843415541031999942016683545564762228494861661919077781654105374422482309725206925363175112115573797060259703891107506456014486320435323801167231936281946291380613493483473266667873959911855370584007610725296776212544812035044720392887828654129239

Factorizations

Primary (ID: 217615) 21770093320202426747 (proven prime)
(ID: 217616) 729862064318805514447094772013371616701506037343176626949350779471352077185268932769083592764514377247792266679462592593036247156342725437204030125002994646761161278909883759616852577893526021334259166175508867585829024401445453654414428993420591119184339385280206828275899421294930211753248984495269722703370245098829767057240960330823627497824092741314426264480743106484644699451771343191651384186837 (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.