Factor Info

ID 21826
Size 645 digits / 2140 bits
Status composite
Value 123051628435613449525683506202808146715172954107978722940573653045757620004961981043592982712174338609470918214159644695669183547995547982907979475085792824562406017593870521530933493003453559693382274470191270626356241760343685894468300720694547570986426935477012244368149964587799605090144564027855485285647544978409838220873606734259089506052190764957329962465704766700658263671634371458041644608493105805161332625324875754660870081912297258068575861383579660678414114822943532348978082531987554731814026874542360659403263854397929360752858616276643812324686719346493525417226787119070530849861051841617806565928568364184866682305949345366047

Factorizations

Primary (ID: 30558) 731235661820267173253289476481600895823 (proven prime)
(ID: 30559) 168279030770053875474391139005400802859915354765479425518526730031306006321636431504402924497334910477935307156176318566696785940848227498849213169928912920660692376228727196469309913177824617602027074747453835991773508331744109519402135268410040640592651028323932425321937289945235554154755920009752659005441360125262019451682170388329880658914422184767111785461375747744021632620680513180908021643540278335492331101373620494652651257591514241764528754855825112766841434241889707317974337085739863945850166795518309109233145857767591910928286501786737049198510167093837592709033218264350696136702903728689 (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.