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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 #1100000009054143379 1,838 digits created 2026-08-07

Value

69237780380524187830645754121405537925526731484492993318089322450652405283883642878626311957343831431698435065755311038964704557403468048819903398159337241003935760775725801696159315056154944512266775615921704803082349338215705168619506472258626859676440337880130278588441048014952260604728164935474331994715508282404846650546465656978691037590551120746164274251126685032201320647781084468363195761538224056060629380714186244207907895408296395815261903202152080305812714805626857771235280634214658323599893792759564082475823790686027461176444428132172491285906005621120955397237498767773257336045232222173997554517752178173864076848988547232815308590121957357551057365419637599101206752302808060104513052167505176466032001039519797438224537226566411328556672985685309267659643469460895311066563791314867360470045788742529025786789629202694664254959700673853352814201130947912474972993791358250538132953667731597859939068745977267470561919583008016716994915217602161867606737236574075470394762780085884089740729072380533203581511076201924049361824663272797224330771244631599033127029837371886087411823361457193889736411148771260198055593655293436035155928379815545397754974077312735157240552260003778386457874831004218136774870391856233147086713181937637910723887898281100715173913945772170699192085988405207946601125411981019257057297559844552569326115549089324167118635105793410752077586013683576707614529584360301075360175074318071262992311012630659479506343774801930118702214249972386046461089127783381380758171322734585676646029010689616804796120798190920741842043569536327983440687394434530942083525695031226512335159381275143284709132672456663794064097273388474615155744863242142764390546251099229353974556164806394509426379490046247168230935171666689712879352213719490133502292350450632547327803463439765118467374713866900875342519
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 2,413-digit prime (180 intermediate primes).

Certified number2,413-digit prime
Certificatedownload
Certificate chainshow step 43 of 180

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054143379 --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":1100000009054143379},"decimal":true,"detail":2}}'