factordbrpc · fdb
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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 #1100000009044564265 923 digits created 2026-08-04

Value

10328843686556266965226081015809510281888425070241410911963871153284487230325704446950217018115018785594688709567469116102664528191487889051624667576276841813781391146524919527817303199669335421834939835478612047797297129324225796466887762350518724210793166604337667766833763823993821484900171097347052295903920229287124615610209202713571927943864446123154584702054889173057641473337861017697873517945765598183145158572869093868635364472283364375739599897064781869206621278144332316309850626657373456244364572805590627709837068385308417848598604104126335711655558214858641645692246400107225098568343049906245852116209549901734576008616684808268181624397105035564873586707850699588916046432204885487124639203576257312263207998771490666366740939067202601730393140883989803041683335082052699955168478655758253768087164848797177025826342323571456029175521320313858864208650307573040763745540987153926835804349377519907092982903
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 1,401-digit prime (117 intermediate primes).

Certified number1,401-digit prime
Certificatedownload
Certificate chainshow step 43 of 117

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009044564265 --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":1100000009044564265},"decimal":true,"detail":2}}'