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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 #1100000009051642326 2,623 digits created 2026-08-07

Value

3762747363510757415133023397465592054154609141393320923778699395074244883012737659314283702132809464521749769255759723427574750520551780296422201494739329437565676471914595766662976674259477063082099388398098336177464551274939521203358249188723220887151817046036497697166137621658455109337881920184932674344459420998590952641610101269412714393214120621185002846804711722618194555300816321828576696107657516690433996674368422893284948529467708241623403661098250966208714020998007437853131903132108300326334164261765605360510866742078321126087071682452260207231245662493260526666523210266258533402664135886080867122538650718738281244797068202909508054200003526166166345233215408290764811423091249241316256447024405583085147535516605651517408731190339043015400422818301030887370457710478638655704872132183481215123986200972297309303553656426675273845068873848617496615562012552212341759001307288443044792782642464267708889610336987620888724461315221314907737458887410241386008672924806181222760628572571221441035527663278013569801759489647741212600296744339417062148887517475532111299496852085968069530267029165026608505398702908576020578762277372119353325533028861659980392675141259635538402345488264226220105583480543797963736800646491546371397736956099490650933566422721846921582793306038060858996217146103613826817839785157698145444391407460050164735487503359751598234665781818018277473106658978510236328483035040001607616269158868557801850606299436268001299996275053000394653948528714607859325053088233557272213804235365152678940061240702435300445387113270178591746967433620845002676672119081865224569822721526942288992527196674266378065096818780896122595404434633505890420119206629321521785863575706209785454718030978354351837248432429101489933997094349252904885637424770843222269745822185600854140758261865272123822220331587428893690115074401189482978599847559696955799567184130504750183413559693647645789749253370598661121503934927341264780036341667237796967188486902206463486910870395633210434566797066525138982233534979203761474338301447652977561489400130356967373671343291320186499976347340977889688403008109102934147032178763654290441097429820329798465115029931600289259190147636456141077110786192173205814990632515842162302460233179801983018438354859593290353787524785813923819913444502229892342757098596217752118177305340076806361232332792633628855631601021068083566223517553651010503553083340707980356001426568558259781817649716398899784346413702420232637069899877308625268399227854185510576116786630166863939925453082630002394921238498332631244552889368955369978005860820915407431508949014679143871012736159951
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 2,823-digit prime (204 intermediate primes).

Certified number2,823-digit prime
Certificatedownload
Certificate chainshow step 14 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051642326 --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":1100000009051642326},"decimal":true,"detail":2}}'