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 #1100000009126643878 2,832 digits created 2026-09-01

Value

371472976456384108171755124833260826306022538295716461113555037303575955598703763142386074011332718636089690455230601410276596021538497607127664059184517182990347832696566243611266537745356656259514706143619833246247745463240612693432067247731451033881234649400980768970140051672858272730538626319644051672011248857878428536471909269721064115635936307958836280815749787525536423703494827373273996285877686884375617884885861405571886214668817220979608895950844629387769285191484822368183531739460904645187143221741627794858239338877852143183335754521278578206747294777289967159212041977774115041170444496228169976071466325141736546252282145059921329391236107365142033903832734705634292155832212431766309701900141258074316411977073786239604134368585100035137222643747678232452464694017792686843575421736561875596321673904392506133463680689708785749051114877066497928572365625395979994759913921764013328078904387173788167754647303807521386622803224958045330034718142305710637779125730840215382298087754411855340915115091075301151787658521091129686331296408487705094596150696235698557147767714043915856896447176365578688008694155948501182223334033052325822877013975084797808253377178369480958230245935370428134771217348849355795237996402033111210300532344432310813065671494370280147431221853411866621357582144526168736259599428541022377502667725838744698242495519309439738972439979743268711959651925703257538087360896977693057479427358084482151187729458770760654625889901945962264994382303129282640993361742562482918322806288872766290296442922437345553418922964719977913855288860808533508007405685322621218485400169790040179533043544329463986686105416664880084243601054915311154372489769308145746415409244112144855975966326345239998237404560662790572502690317903697831921061225605237506225774413717370034854156604288587632944526076744633956716985378030460099686108561518918204113354833771310577296777468676765252520290258094084141529530363671413590417117627922720553604879265548972473752078998785912390933469785800225660903783611157188136145269954071558483717154418124982230542931670839736646614485253715059123974305987676035027925189873190000659499366531607134303802166118094687653122403329117345833904668080927927537717593301685240723172560982044193044077575001763727439138671381014331253373491746563575173795377044806958006011177909605562982346832866472290560394754583767094303313167048710785587745731098121302342731630068351474429567216504449272493824838740320319729334443267451856291025944712927726306021405337935882284711522319400127885253730497820283700136496471566183897807751909175398909063112283226069058830572995987000441727391532036973665109459421254120030232328895108806531765520483763384498266198783164663078352216343656776871324794942451783401629793450322787960630375385795616794945477299406691144082032474528042796372651
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 3,110-digit prime (313 intermediate primes).

Certified number3,110-digit prime
Certificatedownload
Certificate chainshow step 28 of 313

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009126643878 --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":1100000009126643878},"decimal":true,"detail":2}}'