Factor Info

ID 153358
Size 671 digits / 2227 bits
Status composite
Value 19277753750246259096072772288695530883034758302999178358228841413093470270645837465168964841690255510297165042366128808907143512234655837116686957486045451566148004021282188028637990460090142877443925195271875627265073439054815301686455884269072322938247149070089984161384546876164338766544708168464230719385305991511602754625219295660805083437390863534682439870086423664098107125426131914990736172127752735751146372255959533959219322863476146008772733024522133376692874911168766236345052788979941814308600360058287819981578524557041353623762545809499108801782232457538468502658066741607941425178787115879604728584837277258596446238175439958246855275672034788031082243961

Factorizations

Primary (ID: 152114) 66803214075022052730257 (proven prime)
(ID: 153359) 288575243230015130437045107093793287022588174810682592782774628315408435934174389177614224365861454155556188676363511579445762914695763067318667746629690736988255806920799783251312855169796672819858617877625571440173873467811880340903962407139531132682855612723143897172266182262713278520736584104603664663047809695118997588178816484549164147766726983030672764092898696675087033754807093955880792063636552528927396357232137964281263634901214028165802039229460061631767933709286071694761336912288528681929005881693572269403496807027745737612320147199934897838014027611567219744233042723369869675784192925055805643634618395568051172837687265145933673 (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.