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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 #1100000009067906635 1,976 digits created 2026-08-10

Value

26614557899988798322363243169054897389797463564469722310721554018968890677468943218096503869804134608017649719441346328782423548189180743510680899505267565494951593670913925480478551238775245775036511860924798953265064908351951307407478917302155665960173527891505742120656378826660632678098660166370449128561579062531860336818314252137167969268901831005664051798173754873310280744930820511324315851410391702471916525695654024051186174592847330205201053246549515706088466274080485660878748088570981390168162655212674261032316693977265177051517841404279231661680910089339673856173636614510639933240716787213552092625961427257424686054960127427430845371129761259777299806854980110975488350540824590283652202826346928698904594426271308223610898702967222643040436607157996112046505815497393745541387314103160203350884029622424310151010579418709322911030414025323313464291461504238044278443180624530578748793137341357598706252175275442336546351419642187142614094195140285068392687850621697340263256643673142695474122068691515001244304391941645393956116614476781547879118348755759099910942488618852941944186413496452760675434671120985029462301490397243277524513879718989562766303333378996735644476671314899319004805705246544653767289987634312303689067064765189212097851052828473575604493712324774996941051967825791985374808042582751979113980009300413170901335669445002317538809499367267629338585499090452285085429466955720474611889929198802116699171233811033286981701481437584353735650148041072108954390289855172463579434654927545138739580205417629687230662272793973737702470049723744295754769474019039935966217353383923607298800360840914480857798100850677529542104999256035934547525494501413948553208845689201491966609387238813122125041236995133595311843749656623826113838054001569382339690909311743168857795325215803035283690559239321069440669776508543341253897232688126551229146205922839023140726160664691135886531916883300920162674348141989602517145637181745767408975153473183631
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 2,927-digit prime (222 intermediate primes).

Certified number2,927-digit prime
Certificatedownload
Certificate chainshow step 75 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067906635 --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":1100000009067906635},"decimal":true,"detail":2}}'