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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 #1100000009054217650 1,080 digits created 2026-08-07

Value

338147385788089542992746876787043205091482775320540598346547246801842496126048708956132185968194672588833260360768095581588314835280562811544074891595126466140011611639532988558000279881732755160335057577489305620748240076259079290096851059005005803227351575167217613734681234331661687964128731821232217636404931048956335726244379159617332610675882517709082955205096926626861733110371933900185806074056432539117409762869853544314622783126974893857668555818848312583092470194311331798466050839420653858343378758961611661886303123963361612764951636999116970035888797705361256490958729670011626799781942809026466642613915271108996073745018834887693562482274157489256772362812862157165533142310530622894617388596118637861429067614480332659761359650476778514620279269909274867609565674713880509273624657434589725712588269736777377069091398941053382566304125510614899680176962398319955280169222015523738097523474219793481558764152511216278096127595683307172694486964576959344844787889780618409007671760812014367538714442710870914225314098574262926038842401307242060046352711274559798721
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 2,214-digit prime (176 intermediate primes).

Certified number2,214-digit prime
Certificatedownload
Certificate chainshow step 92 of 176

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054217650 --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":1100000009054217650},"decimal":true,"detail":2}}'