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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 #1100000009075739850 2,014 digits created 2026-08-11

Value

6879071361536943498591913401167687310710265884944426209182489402682864367464510960646862757888173588280594763320297557778833196674194532574095647481640920025042074979245230524783476776465274207338933389580740708388248546114711059272172113164920935169349524099146747629088888563144179168151755308645502094314790542285733191217173397626788556702426480835166094096311687768879689682085547580119472543362079383465955197851213589851277290640300794314215089800993485533566238196370171782941630656629706981715475214139950095725155081189652198259404171413579796239387730341044204849029330719664127612663423575590202005402870522639699015028683755353476026861423854431902755692625519599247414056840039949162096742870539139715376572004641778391936303533955295462495881435636158228094845505644564238056229853678145740808747592405134099441461720717144768350349758700730338154506508339997533329492315872956675486571805785181554384533911789375360343243883167754863258786556098174676839978858114008431897989040614258026213375991876620478034415634937190994838980240517065680064180759714126721233712377754504937020645589384053020271222551920528957075682400841623759970040902229341919022866119652148973795252240845766744633537290068045035386343325255815443789880012938675654549690555238805222376645651858479594219334274449348909234525888296842640174002642562797837236497937144863383291915980444263649434634494070258178422274437925841309930527508223816796595532871874650744086489837974371077628104340709629476188196768008170073526381912066040310716390458184685044198874399255861121745099581725376797112125681445917920266391546452131502785002723801301958518688454680487320739806635764316692532087726491556810835606873768874066849205719055896308749896578022342760849464375262433549599255295811293150245494898670893276253428033179023793404285942526286777187085839207379852705160350486311842048401651717163893278461607876861496097558943166400933538199011194887047385510803752764213366448514952239708278353110920578622071372091925632935811
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 2,131-digit prime (159 intermediate primes).

Certified number2,131-digit prime
Certificatedownload
Certificate chainshow step 9 of 159

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075739850 --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":1100000009075739850},"decimal":true,"detail":2}}'