Factor Info

ID 90831
Size 408 digits / 1355 bits
Status composite
Value 581470570083195769794039170317358570283523831080975358458124013527012768101766809986444499507018943757329424889513016496345712993979663690233967725426193213591051065660485649350845778982948400677380165169849811279228923800980661602143260313407203759970913517130836439462179891106573374683776910845567543928174731359859219906383704247068845593304559542696033982677755657832982548779457941859615624754533017681

Factorizations

Primary (ID: 63406) 67096559666323873912471273981 (proven prime)
(ID: 90832) 8666175627705677925083303238092370916313960737632013254560967904740332445772204093761106232264918914211247618803675375201472699453393706098068633694137817908412682246376165644298121534615253624276770439284584519810635667421138989978132054650748285977212423350378672151325816530435993037211488355874936515089729253951718344609184786663039614321772178139851752678217783337189897701 (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.