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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 #1100000009060926490 2,246 digits created 2026-08-09

Value

12657813381715842450648263861809408582999254994838810434606107483567226740673680889210801967807088204170225549130324643078463596758721073157107624127701987708841227142117375800157971493569979298967144351393922951854387592434502893497744560706158655797678301870986292127135098920169097285842028304079383944583074715855286644505026211893301674113538572816338421111573077253118112248414432642652106664129601679166984143627544316774414000035974918973353350436652093673028186191121185332592238805537623766908667195985459654444368598392983691912970727196028383293703368113079292365670390189267495432667593446597499409243592699318481233711697812824830878005730216458553876854429341613211858772684281215988387502626130613639594243646974827244117491483861523206974629689926268548350947209258161549296501879989332288579754216296652074471647264524841240549185656672424211777291942156851994581759464608657594319163163060692925241027102923121140996801730661558355335036853476850116867631334788111234381612724325668427633869261582638024466537772828378976526909265136384217823584280015257035089740168358788564509651990511441593389281374911767575359785603051205010943300102099636783766037060105147505780319423503304492858863460751052495340332967080433001203789233026599806553352565935656440408262112978560593847791722816971421642215801958827198319375670142369525219979061208143664115935354145184606110370213847401509578881076879098987503890151744726486271664369451636721472399121855382061904508957917378861445588633809409545104969138651023800811473695352252576076697306797987184743457728970847218027593648611194807426521099594045179367137045018308242744121264934036376632710353684735234215514860264033716748411604550803650740995280519663786331037345169330690574322684921927891310401001585182684062918693578803047713005316325148152491020349541441892987405438059194538821320667138780103063506271441358107186969587148216837801954337409423234924100438061939233753126491487359276082220590900208055132583102625277221694824148459223036826589151668934775209268272287093100379247032266340169218204103774258012192346135573109723221117509127969148178683429551315387166879046874266179679728416576915032910599600216311084876298174753778732100452143757714682084259557692114593
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 3 of the certificate chain of a 2,272-digit prime (173 intermediate primes).

Certified number2,272-digit prime
Certificatedownload
Certificate chainshow step 3 of 173

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060926490 --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":1100000009060926490},"decimal":true,"detail":2}}'