Factor Info

ID 199858
Size 618 digits / 2050 bits
Status composite
Value 128916923321298142194593672398707336418516307067112790398629104323106365854905629080535047445763216414096566147522164791996678710118260674530838638333401611102738003375366836103428274679910873253792630186082518574537702798469147179392799343796075239158416519695727048407996697635563948695596659728979066666831745961393676975257105386256458941223079716514023232283589127540356688779999016929863879359009104967270516622346634400837867056736447366938376459302891599289965667943333326368240724898017243059291678256626820233228346606471674214848578551607074046977122081165243850215707724541254526346971054672717150171516127

Factorizations

Primary (ID: 161419) 83847588025406253053044808699104776325916420827898510304532827229333919730073 (proven prime)
(ID: 199857) 1537514988293230895671878142157532817814939003409551609543956238340228269604937758035658482944615490786806940698566021016622111034887871321179383683662747926221147540563313779084209605757975672939968623673707763112994139787324782675296804007759862851992942425951985666233939865300757464950474775091603433261168665948060703931651305338984621307930501558779454355021024295814883169590214246807463957184504992907974367412375310111239840995318785967281058072427211377848966717637258012715591634073476374356905505992075650549672679914077712729399 (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.