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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 #1100000009054574091 2,055 digits created 2026-08-07

Value

590321924721624078055884885647197016438845912186645676933271320394287779055480255949351467279192694503741199833019187355737749920010704038704953951877038577741609804333801861242740780568624887489382616923282622748058933347437028714280831455260400253288654966656323459181507614224208576160226384852064358746977282160140147939628343092104939705902234261800621759053190875430823847039132047926483949704633501929641158024475652447670312875066026785747340770217665250804426113999103967516473710376055071985200981483537422726714932500568577216435090844819296234443836889465563670065521981881716709152898585260653783443345208529618681033418057658283649574762680873228301160778989694696489197685301270235902930246787285485484797744427102295328027748733431496261756441388633461479689809192323186832342419100057111264651041339000837991121368075251099737936989604949203219503474000019565541623991651640490556460687644879428415817311352078944535976695280852501143534022964176659494650018213166181117461686562830980633819156527560606747495104662760620804502391104369934501072982845397836073957491976994043876959830905416347832621288467059472131855935300609799152226201184440054317924797137735705995488697441328144560772673020822886499619595905769451410063428420012473328661629975002714882760566316973205171068419834715558056520478140993236403003998940768390705039424833870368322276709770895562724690192438690603180677073619699050613528661415365723483960141469725870968166330609648112680704688430594179976237626476695713130280060256241033591060689936973066083378904326056431631361444199990181299593744567681804789918444225188707247236932832646427222969908663242101609174790575658331194534539853794005342119300436074054561275620043388923786573415612618369653121774868680064780235851987844642003285434013061909847148693357670400466574575476909088412542948792348189313665777924525001030110954845719006627828914651582028020386162461868183811548547440869566440982220710088315655922452423775271878689215935564671966663673068864773218260628111415229970814607216726069534355177
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 2,863-digit prime (220 intermediate primes).

Certified number2,863-digit prime
Certificatedownload
Certificate chainshow step 61 of 220

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054574091 --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":1100000009054574091},"decimal":true,"detail":2}}'