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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 #1100000009126950947 3,063 digits created 2026-09-01

Value

462507383448740552444279114154668322667374330200978347225936155320589693206318654184491680409217818948413048464051700623808423307855372348217006907458446258809961824488731364725926125160669267995826756823672815942228352990438913187444327482649863535424528168348669335075137949369547168107107227945784017958230110650802481300013848185163967893157067193147258736473427484909586387539498436665053803017422128772671463494114192948132191501426853837755782564424248403056937658160217512112588615088890225704265434297722023927135528098563905857359744855364637940196822530226597884222036773477845593097743653281847636756012962348331958185647665001657094883810374208493093943545268111925785159825514475860402204944471076193364327917363900541357831920520010769206386838898067412727168155969435035341806690225303585956364604338672022079791930094504327448553189444063984981500218936758955092427070778746554970172463536206807720245983604955038239208011406424384641606324065603529815745817963316826409442226540011615441304347654265036177307839594392817948223552723951008741293912997692840254131272030116926618344685712392443660382002506914911114841232426766168167368102905578554429397181409173707259485669576506983130575584803719061499412586114782719854085672252539001064580117601690594641995052405370172348424194196700347035251876714200164868386354145526834920839520222894062232850013593380128087032763257076652139974284829944464310038169564538557807090498920701555218560695583760040551944150005259058028230818625427674995732899736285520375333272547126647273319969307070759452696242999285630397502722162914180532315874617522261225103177551336412032669277067819568015790329002456141616561067007660988789031320664119151146044088638240655483392536157222420916377180942673101188075636158049245614370626090347707809576826764741206587742226259520186114922024308876637697280547412030258000932219142103518737388871536770200352787228336885490810961179279429419048026115086667268749424857637276344123063759150605091015915491562724740155227967642499669584703025635084542439117521980525439479860953699688872492486377378211869395078681879399484906465202788509272446872547157421828553024707538960363890152045262998127703124035470283171678113160765070958241191288726281905454730632187930337653308086063854477200773184976341179911562466809799721748633777986694419707128633707287900440915597926653344731111364112045816058426369419898117032189085567467135391213274994533432349254305421685945034915853478739536401301498079785356083044949618027069796839772971547402490525898219692091580291204505881925524190735049808970673040350201463620481688410085460513066434180474766950396144558009883031007551485242593829444857156954578064124274478302744188586653139885447000415400590556880322331860426045159121959277029877611656720787744127590928042742299049291137706066637205021614682896131812696152295485642963960687960610404162953833967167379022390171434534865387890248871022073849363007514863566140697160096421579249304448756370098932689525486381136479512302449868348120730677227897251874676841146704047
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 8 of the certificate chain of a 3,117-digit prime (302 intermediate primes).

Certified number3,117-digit prime
Certificatedownload
Certificate chainshow step 8 of 302

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009126950947 --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":1100000009126950947},"decimal":true,"detail":2}}'