Factor Info

ID 81807
Size 400 digits / 1326 bits
Status composite
Value 1138555990215510709326463231773534628884235637605784059588613732934735472116551992910593769805640016339878188859858504324693483090864871517270187578744495965781633346613721459254910298406434917728468525976389932971161874890535546138854913374082451613568136338003396968842903522243026239378688729702648722152798386339296888816817670052947756310848776933517493075248952995059863437427756696734241317703

Factorizations

Primary (ID: 57165) 71246710261900509347856740878394240608589 (proven prime)
(ID: 81808) 15980471042525573513083485660257862855844626325975478245277084330373858110049708663460746223222356503957262926491475980830433897518184845362317973921502202311020853969989537774338200436025806549093038183907948067971312895085699813409797139894516650067256947806177735665675987372466507260466637626925099980124122271348452282413779830058621586689245496310912227 (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.