Factor Info

ID 137721
Size 650 digits / 2158 bits
Status composite
Value 30947683671190510062518407502023693854314916857067297738887037366845262737292639403344879620552927863388686150076029100816136719784030503547161015665640997499410577867017554201945003842601583256058629218007907769386959894964262594417461562528138920394973916850736960014814752711446040860086676460339259052427991978446951044741475853815365614785063120407724272129867270213880116578323830975599674641297018481359931533524925846853025698194320228078194143153914771744337907263714601690375362497919742314535306777897209360853976665008784869325259967994459846139610291328782947334636801275906131010081816946442667359608851479513412124372769167953044005249

Factorizations

Primary (ID: 136936) 604282871748410869340577637 (proven prime)
(ID: 137722) 51213901829862507010740684742712352969794054156590635466411535035657694302166120727485218356018405211559543784547963657764530544763161134581621586948181905881484163407931424726425459682265701719948863137080979704743439902506212474533360309855465254465969083138867822838052926531800796135606145768879656284708130628684734164414074988048879673537728525964499632517096492995077535747301290026691476434388150849743718948968915525917952289967386310000857407112634262333480960811765551606230964932109364177120809069322572359134327386942649144025676150470903055037562906592348312697609876241437395781744961230514172310417787485677 (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.