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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 #1100000009051051929 1,012 digits created 2026-08-06

Value

3503542872733679796230942542841479857617423040737239995096382468014236111399812806131473373833089824515541902549588679040078143134354113057914466426841799107299036022584199951740249185391243355080128029998043209368328025199511136020652587191463676540807541721958995409928571052286207849197089191981607587995800725380921934206563356916671719759631309805992470417937818619827636775035892062516751893954396694483583538404417041568798484069153335212982809045971004855163821808474577635531689628471979511362045106436285308913250628323225439664695198579457684893662075311245886791278547761205736971002340380787799164720554137192084745822331619993932812627715443245846992808604499184579575108573656433912116731671005185425970447692677963424446431742090203214513197993538859384526796280398729886894173953876154930246277927038168660845483032618022250136979402924221721667127363037605641917436513044033512453736989552425217353598571043079472554877407443177586887453058443453669646891767161634504580656226531398181651272427
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 1,552-digit prime (122 intermediate primes).

Certified number1,552-digit prime
Certificatedownload
Certificate chainshow step 47 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051051929 --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":1100000009051051929},"decimal":true,"detail":2}}'