factordbrpc · fdb
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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 #1100000009075739956 1,942 digits created 2026-08-11

Value

3834962570719712222234446059767786990243108924056147041524892517075158945471853499347729045902364023100937306715928826190528423807001047612659582060416676462647982184547225725317235715765966564368052866608466380396877016358488731679717921846179926254602954236264798941989200666852146805177638636416124858082054921023310444627315941629416810856630610442018070268071855423834339868472034455262081382706229230172085198742582490600342412433564661043609888069192988468513806581065296709088726007761089589935357943130975048232830822037367092877268577826382826203911364494127035195914474921406310204220927935454647973955260614002494384662981448335552122899360520689063708785280143494556264963144894397001695287193719922740564517377826105099868846124280415691200387863887134896469688414958410198897230162713063368600341246441396960882003692041661382092852073044236291391994385293159837530865735386104899835344910038454745276167298089795866042965896092236020208162775929766163964681298491215945075499597721014326421088809962780443550994429065645746035471665478186326404465330246685965703901535605424443225136751455121108122778230230640505344929170669663536473692145919635809654256087469325658640697059422777395869943936347286458783170242010482253505578676495689269346321333108358595886749830392752387182609266290105094165309669522525670152004274503757963818454837726375611180758715898623778454754651145356784657765476559608821396855299756587796947133042230636422186554906164988401117917110930371141705403684886114167371556285900770820647631946951448080229993985857423577185663642109657998552273688680975194406676615827224466061135287219180491090937051027318131614274316991457672990077272647039317794757382088004610528228623851737486474722068698030034765261470879137968128519938918812662867241112712754368017916885693711147893328848055046884537731588236910288918428414965503639793146192121020396251063694160192659455057464170763582212321591332416795767
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 2,131-digit prime (159 intermediate primes).

Certified number2,131-digit prime
Certificatedownload
Certificate chainshow step 17 of 159

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075739956 --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":1100000009075739956},"decimal":true,"detail":2}}'