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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 #1100000008674994993 1,542 digits created 2026-03-09

Value

227094176022988366458364922321803554618393980964479606721907589191219125249559295556649662395024670220345915013186533813661627442985866186704787678223069760360649609801883063332980635026362029148466027052867723620111936450540961577647550992786756301360740345888614084532423186638121694726467803927876110978667176838408862397623870049013257922363556075907696690712239948776419990773698692647309486855856336064290157385810314553133519819082415200968281528448861362847354413023655339097403435991667089368805196340635298093806987931356236623858162302913271211351897177311022762439218187125173706108091752183731386357355713791824947245574131517825124156498317759143877805520525694100387836152783976240988185997509270019506911222934764324548927148847002999544580915099625211663221410828302853483080194258250802554693220438919682965659844025498185836235451049980452580259650224145790508101487319898870864407747453742837907017673809456946245569190418739347023744181708916272663665608053085187614515500699926725230683102187819996052549553497560596691757913567560473864098288513869809501902051444990152754996510115472875156722063850196453787612571784220246076574969023438444438256941422285875458237515582816424185354599249838105114875650339758222891692915048796560825349426587376721208053886232606665993715062084749619545095224155456058703368419338261763609011414261789029631335683523222419515848270596887957925395715234830841071378742690329928620955048161840933485851098944393330254433373336492584071762365169029174439790722208877902763335594536044613
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 2,906-digit prime (166 intermediate primes).

Certified number2,906-digit prime
Certificatedownload
Certificate chainshow step 87 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008674994993 --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":1100000008674994993},"decimal":true,"detail":2}}'