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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 #1100000009064223189 2,144 digits created 2026-08-09

Value

97420293778308132951098227237606356172418250586107974252358263961832412861689634294601118199865635993152261672297163517251121167884373327362869552833188835329338279824836094222827322826236219774238627348851799027036990643722637271378648598007355452075805805142542781735943961716705739964970556576563422580383483349067173472759226160604564270178945417757735830592752507460698870443431437060617881883267150385921584630228454565778569185379362943407700840995176425661946198180799439825874428673398007452600387395646736740528605489452175801754089861915708214197606425189923691208279287193347754050278829763502032692540680401504288088692626633806033152572610976933297456522603976335259645684185237274130213943244507948805291963566104932280926875269494978833940626731964641248398211557226159420714574719010832705902510343307445130255566610748378560802402918972252869409063660988588460519711492740057191331829838037874758600697044189975284947297049643489500476414119551281690681443484953290705578137897593019611820668373791035813394018673026436422624786622691559972486118532558406631652096670264146108566521388000988820408206919337855212876925263469833227937092828562861240365681985659433510535747196151084819574608582396819773935583775220843268291460989194136111872452257479940078133521100135824978791922289538614390683955948177032225889303452592868890737795362177684887955426295813632676005763772655265209454963120003018526786403350618154059043907368036449828267228706429026881948603863056672111615625095196437952996758906217628383232330469767425875866521049791028785122438663194588587571072226654100985111297527867173980012706390491034369296830501246414215110353939832508995346194184389003420790367998123616586399007269839986072944092062017747210595524931497526197924849244212478679257848615234507670195528535254622056655594526836903709694566209512430520769558498516333786546195577934520505289001678997361220295458456282734656798367692657263978635980756157306656123182475103790130438018745525377001472272608965348716831981647951969903913037802311781603849288275578405171656948025337632041407653300295988075344516731804435088267533386683528189066903
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 2,290-digit prime (171 intermediate primes).

Certified number2,290-digit prime
Certificatedownload
Certificate chainshow step 10 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064223189 --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":1100000009064223189},"decimal":true,"detail":2}}'