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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 #1100000009104273092 1,823 digits created 2026-08-23

Value

11540256942207695179617244907924128313308959073843606859185572811268744862258547498362078094059443815967846506297206114669882917098284575763341459518633761322659195448478767525772846973919766822947300612479897074832343254534425053649928967854051213131011572232018061171354020641043324427797805708282207903219130172814715129489606146367153915034800129036450143704746764474968329042224314170154549473317796799491615650292400222596163552165301720353594199979218096172611511462558347917426638321089841686447973761701231332478697834816087449416203577456598768071410804309112569823953718079532873490473426630735736055612823633633036366994369634171329716686796913812667180677627496256603827709317668141630489889180224811088661878622553448201939433253480517737442787695063254453879837996835113008861307035135833313030787908054055357080114825557278589003923557766073789744553158073783185253824050064554901552561419823564236129144824885275599678719380420434646819695991225820604294164133233626445691174584389147599959978946237294889671244200582821782441637964047426099818807436314636508063089768940632711322107885671817965327812449308859038337419121586290107907341760236762703799628084582316185552718003550310124310014884536320126095829886929712697129562174124726502150237884160500814422010181749508587879608548701618124527201966545527398500517198702718191528861540284817740352091517120784359658703805001957831682339353642944238333293420262971222285245108749770255760597035674266348224389906828599955619283780377867764184829308068180670274729397455752891425625625973621093889194773913180862419324144607688603683933427321148500274982993386201779820297724366654383651539164190418342575847482084049593498604740782927177651223648417278788137416672479284528831676631716980242436355553573826526766658345580975784809954534270170590534067493
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 2,989-digit prime (219 intermediate primes).

Certified number2,989-digit prime
Certificatedownload
Certificate chainshow step 87 of 219

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009104273092 --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":1100000009104273092},"decimal":true,"detail":2}}'