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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000008588954389 3,358 digits created 2026-01-06

Value

1572886086732432029706549779994334266412123139454627601485062331276953432505976521056392674051147919146088702659932050241095029212926599018089734085709690850132115136560363636148359866050758297159804168767220768152528793385819635240854883879613626634406259603921097551616779009515231447278514650273366911657102122477732436375590632707375681505944028125036094164552156487109729513665173338191610783754993126013960610575448538491505458873333851153822376119390267638995453539682977710224865250188922551099746186223819819167736995495090234963778921838817088081399329996161628614772064815689258652174941563394423771179032358202637784890064320232132304408733458210443282001107357180758360674009601402596224968943115581222209577127439341297973926859143044832353104895849188144869733804946143787357607619956821695274389440544365680893705747315265425956130480348180428388780335233779120527315355758909001486534264122326772364576013435529552623831915960452242248944598376927119572399805627308576748960422054056952218477612389342622142439969262189667394332909245170180814318878979485925694350854652092472900590911123949174911524577665054321597257851851028250171924649849226533163799923582867804700104077317791087186818296867234579601076121011233065158677185705027475233373018226207154336449566626406009968638914091953232430851190529108636767520478813775570308201987867755070249457235630992313606611405712575381253825026383934290366521279364750953237020380726343961094150229850036727530523236342273472239187835016042194784339199317614956839138223395932217201472581990844521626938865778351794956689398586276987595668531588290782699487279041369784080329711470360668027860420871144874134917661847793016680530649937717822436373584649590523616286039374548383950234980477458903509041024157928528804436964703127988953337511179368098425132487097875718815106999693899621614799040886627485523557599796417393171665349346207282542043665332277063776081116891926060409746942350416019408325662534875226859786346910014123939031369730839072989083279206021850782630389727060371247463868691184696083630380720036015483478270901416591649020625404917566237778596660571988025857394245542957446759154993706000552117989396964443004328782453083274010268787921890407656471754022752636535416480827599106174708357557709981803435080336640010785756327435211129500163734165371941149240160598709466579424924418581514702210337404767803786536674825698842382185690361803018313861276542676202777797642246046914269249479865942689609382216009794778695459809768456871230671083311563475372787141203920178589197520511224417263839566179924691477049970944397963372054982272103748827746827394030721988940794056747984453430099982657487682881795648662488941595366144922823805452439289038599347594818153408552223684765473994381806327417050692670968554356881717632934648876762247232916850359595373176168090233335567972617776887157960886193382088141895402045607601458665420376242246986321549523488560544225773828240421128790591570763074635514415607580844373254161241759944598495386175438857040071655513895571860489382940666645918686607465976596945854094562721012924999778679100133821078543262310691829183669410419767068508883746709307130391136806006457881794813270675960599707171615822132585776219643155310275920873178116841803788812166278292239930415418576818267633691373114529239303127606136585353751250223399269829687
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 3,572-digit prime (212 intermediate primes).

Certified number3,572-digit prime
Certificatedownload
Certificate chainshow step 14 of 212

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008588954389 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000008588954389},"decimal":true,"detail":2}}'