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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 #1100000009130373213 1,289 digits created 2026-09-02

Value

11869788253233744949084639514494073213732656533326715035224775608612324453385276164997264173872997769289375389975745827332267653610604246608292344002392872475690038825527291217016861882028909315909721867987459418698808855302916325008733826232174721165471510549567925764339383316798438673342045491036024526958975120839999707694301299514350661480184603961403514262404892257134431904408168228075891868094954263012066062020127529786374582726268064839788268627241462022765535471432771343640636000805877896471894854538197509439435789103348796447763798144209698357696887380371145814997138927071798317925991662627787784315842271190764542121827901525041559146367806217351967461298257059149093649002083800705144424800160579311841290723885432325639752974063645250414398678360471275853467240974047251659290879349461013988654828130902652935476314282239874973551681927726884155988091785481327910856433501696681959067133594511109490537524668320111934787478424163465960439163422718741717797648715104758322513309801387901452205665834393984952787703272193178164706217470333764287585267521581737636854356419097286784785079561447517342434308634607326327692722887896107015682128952382927806777363763598460511472778898133787633546641560505688796018355336825295932429869799403110260361094879972486594205449001479
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 175 of the certificate chain of a 3,159-digit prime (305 intermediate primes).

Certified number3,159-digit prime
Certificatedownload
Certificate chainshow step 175 of 305

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009130373213 --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":1100000009130373213},"decimal":true,"detail":2}}'