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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 #1100000009059673176 2,315 digits created 2026-08-09

Value

22541427649767680155698822924876784893079565222183893756765891746685316309790130594441809766131719149261462769124221483589620312491584217870558232408175014221317832038158001405132270124606487036917972936337011100308303085232242445764939262742660814147711888577491534181431960097488999707595394663865337427575443707836607888193271512770537189596018024315699301677338511359921886085106811691208693672346515204591931052528920819249789050420110487700765736116669704667560064450958615351282939924823663543062946424067572492027389515767019475835075934776778643597437035217423348078766824521261595910839343461116766751856190750114230053052763899574921487416303950911112468237001171197329927044291600133140290960313138911535182740578944154345450105652683984566488590657722182318440371042477705812705542979911861108081979764979473691697577347908316338580181476782258488924093934699359282446189373187015084659468006773954172895268824740006372948014051618454415980535191347086115544010953619388862782229160749466171965440621856862418152565896696771317612112318930396746918724706750498852082239449345662873479081999989364318715359849516161293772499725456309780890817575891309718744407526905583639387994457428705916065309572003172640543277553030171408691921913150469087935243062599076123562285726166850673908783828057781873978140608545402272635824045452934025863024907552870139148260662982152123973020711618342927641189366950787375474854431406129506372139054532103529214646304692694311023728932053455923286583416925631390468963113946428281132238350680850672267318622797348360603511210499451846910209445430288967508033933071904577380074029458153284733992632193614210724952379666306937808584807387765358151192113737069607646286018747881313936113378090753005678494722584114664658704070117997772594974006613110032154787523045350299917753845960141652546623109013040790515058384365164075124588707869232672141926914533767893257160074867723442519094691643304449716438872281044465024045284061742481601787658824549486557695689468350284783625976140175435190788850032352025120312896354471215942534597931578089991734666357313198989262072853091373578635544440095311137022436211587111021202379001347754317577335132986436730213257828497619245196198957063535682689420968129321922531202495018207245165929856902146982300089506394900276026913636571
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 2,555-digit prime (187 intermediate primes).

Certified number2,555-digit prime
Certificatedownload
Certificate chainshow step 19 of 187

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009059673176 --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":1100000009059673176},"decimal":true,"detail":2}}'