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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 #1100000008724591792 2,315 digits created 2026-04-04

Value

64133954366634225914451634717084932809348228604674444798057643846445013203367677988101348652065758381071728478032468284021231993260446065822690407237749663096226139002402709303618511597496548394472862776318246163157957158058234795384570489846453325943838071266521754494836137655031781132299908645364668615519537567530919097042550345356067934046359733117606867569531180852353190484260593332902460469206700218279395527654893812903327391769328232601394961667300990573773071922110792586563303047922014910103383450165195790227913602645063747621755543967968974569960676869647964375889070659094457236056929997511530189773380177553877727012765817257053761468088360071146918739104556178295566857973056856834473229612007838619369563877648073488588252778125628542550852487331415535474929600914095048586327600677713441456270788064882854438748722223604451322473492930151352335826841681467532479864157319239062039451570275815600641228722053844127056527277983921698545097923172210532232366935699811259498357871404368736680913281485255477019124030877083710823741093903075064800151737470074367464377207274308283013779038782186062874456450731064966658240111938542728083953299091978502407855762838028264509181905942175700982317754217718918706514052802621927628635710608881322296346327569470724934046127982651657864275759218281401631644067357840910923526177404328601690182367205963056928217924773533741438514544154654592948616029289270546173526623037486598614375481522763603997902925199727718785029849571119756945471064334760643474844870089451093430299197000512015635871026954669735758909197940232858855025807867925605203353002880937965370990443672866836163482025423906996458240606620672313173528814294955389502394828108331038786866454153774688403816458747075382589165230712452791713117887679649687140573210416495353104564752452437923454900333716999451184897973550522459396233821231081183918507982366399521365691491456984622209892064721107471946963967204970062814244278817134100399599873697992528394503560676074397288491950136908318508622908375243784901829005207925287458941553570561515678710018976657661823282530899681636058862225396156206863353187776867592369092148212066513146018042734357182265199009888540581664521036598349052470004952564274683188763010006043992658311463824899586118465304335327857257037733660405110197338567058093
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 38 of the certificate chain of a 2,792-digit prime (204 intermediate primes).

Certified number2,792-digit prime
Certificatedownload
Certificate chainshow step 38 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008724591792 --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":1100000008724591792},"decimal":true,"detail":2}}'