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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 #1100000009126950995 2,982 digits created 2026-09-01

Value

918667594832143912685893038962642719265559239074196103291037411488689773387198231483445089439912950118578986763700638940715208486574867735061636306818169240349824582738737360364027249289525194688498986259160592168638785212351765668113087424081616695094265356598164348483097147342416800747719706770620210949883589300254267411913717995680707964586894325195698246766527767659068189573248711133783095373833923767440789625256034846272999908633620007611118115277250897916774514073527955234204466994058158973293910720266747046020334733836574256675147059203572836868314733514566826948512400459193927068635240656590034399522534087470099131880327390192346306897808420391969820510179687127734556984336999834777839252128480995516432088197793666189147235394939518481356473777336880742843345596264953003712859332053556180257788579573731645958086808087631356854413450557583324721903247087869880037813482256228080521380049576188245500576296390463337507672491712582835302056536372068534792513809651953383672334735203253794099290688610236846872198193613381340006555204533204996539938058651017750648914843976556780484279463668072564416714171084309570043855403012209704340885575026508762058448462425812606949665572679111053221673027972171827294713535271660464959684631393996067998882806207881159611328859291347363701183751759102965057895774671808549239680027148276648326629489161963771548052373161372616320639590367663963794407704611893179363227482185946417140768679192212281225065045411790348114427191540316520994880343157431669381436606615839682717340470854058142433894254615002682637083846564783881263930777366776848848448265837139332954562897511041938870842339288597433017930341717775311976604493019324194754471022152649333936267616340510126770143847612954361232952799464873258100699239011256588921782545950415606226702781582016479029067694201184507082531871621706191488996550453761524054950242074963206791402809676687524092700789685104101623316491829324402042639876471840811094580501876457298979839605618654004723597443834124583900412210148054097582677435541519474711020437879240780653591221190550137531022630926371011277463073773107709581006866260640435905244410289371111310002878804396281161778685304460773075282558071411639654650371505954526789037715475265052261892343985352775141570111445008500603277785645000406652069537318707953926900776186195618687074720376196987357383681496283865762643576114964568130301197341112919517520609546958299699182636582252227468640051729530829386819966214445590126026853428557682614498038453677082719474787407341240372862178662214758404619703253625797445502118755832179487544015664246271304897783285651353634360712379920934508332412435115623838302126722875968614949482962553417509936983333963323762023446090925852886077022317596923389343264879870367370573327299518356627075687964491242624043489401554427432449853567159614519379758485241374794907254927297128297972678046429721017108945878329154584991549293578168456642411483657954017737112975439481558846728292259
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 16 of the certificate chain of a 3,117-digit prime (302 intermediate primes).

Certified number3,117-digit prime
Certificatedownload
Certificate chainshow step 16 of 302

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009126950995 --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":1100000009126950995},"decimal":true,"detail":2}}'