Factor Info

ID 165974
Size 538 digits / 1785 bits
Status composite
Value 1830851778260925839495350466604865554608308399253742758520749136982347058229284931812081629588187947475033673508723960644142072229480816728993146258255920168560227082196948596405586490150068517508091896038003964910288057715664379247882122297601042419915517022028820214316796367900299737477023281946954807052205839662013137137393290109924875572219602660099101754591730806204682994348804903778605840786575850158265413046445311303369467712172299755643796537715374558499996529752802012633247707574143491265509260618157874492136809852183283401

Factorizations

Primary (ID: 7649) 28398752673271140825020401 (proven prime)
(ID: 165975) 64469443405664802784619556068537846631329837470536228397003662682947957092688661607103063597966644947427794357154447736495500560152638370423021749792084344652219003738525684822636175919073940645762194032766980723348030230197787334890401338075628891446048195044619816169355263496423884741539525310891752936415670456980768010757892118967062746799619038394448708600797436154783087002510876840217641301428845375184504749830492679673504554537442628296776873854909668589238213226771650515177747411723696353925873063001 (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.