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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 #1100000004842048905 2,415 digits created 2023-10-24

Value

170847231777697274204261978584203361047643202090558594231339305472372527747245329011465513805932014332507428285111393044345294801489571124963002237227903254818938296268450001144288572635776163660166688915341757309234658230074585078325166660885027070911463301735117585383737851169295656982918035464693820902138067404446358819383390633712763286336104130610117161797655354456780515400204203163539266434581980401146471092844572695523115522303152209224953224917113780739505606452350854315837420355300427945470920614875875357402818583455661518907648925969143807303799925909068905183263035275653612949140983034477028063440173803986511062130534912702324787503834682851687171199017192958448756513208608386806938180879997386195443347560124603626993660273892741276294370315565098591172460251340700042237546237760973151405753270568222718199777148509619480732288757147038415331293493383419583540583432791560780059566659859870777509051944831440563819586916508773509285478774416521879981473756935141171264427982501410559224576154518743649812154227582462361210620404316085108595643312410199904882585476044786479697712828305854153952525347960158216713261730837689285575968822839726567181129039922510519180524167963938537111876322862101867793488672213841649372781300424730416816577102325161922595109395167895475818742401449739446606034401870763387517191547166285126993964802272896111187517259651061600654436356521573759847774827503458018823725525418348688371804363650918320657577979678530490929260378068147518451333410085587165203372446340977834203098840850712020415038478803052593789903802367607348227492581561528422839340879538400470434430757295480735518353366879744860441853225235832571274340195188238823809696452572290173762767951845472782776135816438832195040427570307413991681116737476868542112064521861402617872749884616324844438136555466618052864426491368047014566394965988397891594192437454785469964107414601359272714538155499235559997874464394972105135200165386828027993443376011003564176336122941484776135810581800305521401717736945689443273071985701223605878106420251544281802170150001641592858151520249056534788664329398719066977157177521103977705646181312695473353767602435092228920384774064907051874043596306353420171254732426649566955950083450274235496607294253708897284182632059639862546933079677077171590200152727221904832766429017098217558624164821037933177659290682083691385246654177659175593091372886693297221893
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 115 of the certificate chain of a 3,419-digit prime (408 intermediate primes).

Certified number3,419-digit prime
Certificatedownload
Certificate chainshow step 115 of 408

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004842048905 --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":1100000004842048905},"decimal":true,"detail":2}}'