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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 #1100000009053808822 1,522 digits created 2026-08-07

Value

1195342416036317745590846660268705272212930681992693517175398900501160544040197931053922398468017727100863488140692787314960734550670811057732836242481346323694041847365649564015828400378437647397831713038010149466209770350371367438577448196658815063042072804119489999728106112975927315856253131831683943767992084729709864573208945675375060371006095901079384754183739173924312010320137083883268670864963956143037891346983445777879362685602897247209220210143488400228668034255852996303821100612903268876004019057485346333597738106042366943006210176773534872886920952039577451397276499492619943639493783690629222809596984705768181460960579941671202823469153371465410844106153076182799306034852419236040313172604269753744368755147100682407518850080194788338859329992881523192547262041831365370745269559127432078623378114180565235865040421937825911318547513632527245062148155423598294416917764582006802265907170568538105425256863354609244557301481218537139531972810574358249762577479336671150109565357011862339087772307070745119462401112177135887270649983100865526854422104808091688897067035591614743337097142740582053589711590762274712378437432726623025570492536561583088442196633649629648169564735083565063969181680975158439917154556722956996952529124440590436328328933209202139425061358237140565551365457762172574662302095620156115702350698867707583776182267510712974026159614392332105890259520642184746867306447648633751196837440053761518989616129969952972210914517069143333267557138774388057315772270005520111090631226809
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 2,205-digit prime (172 intermediate primes).

Certified number2,205-digit prime
Certificatedownload
Certificate chainshow step 61 of 172

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053808822 --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":1100000009053808822},"decimal":true,"detail":2}}'