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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 #1100000009079602471 1,025 digits created 2026-08-12

Value

54057796655994769370553905087207098582918314714936525450352764724556903257674805072433807990817812914884999800829366483975700895212374514432321048488175894763809216777678008426507160240150036159514473582614483565295351491359187706506733905094663967488092032763332606949915583281298759763435203279686392458115189548690305839397751496997807719730140666550623225332263146859963960686939728780879073716420376481454532912916334584696004122314136044804109045267010504663110689411890018461374935060340069046162099944441196133197405160948237418712014017443008143779081479270221771131158023244635423951801818081487304772464385799237150695467859841343996651005158697404157643392100110958336558248299658459333822627199150579781687181886322213217142647728652612898809798266716046943965750036952070548637485496827936469001634177018429133787048485416662320346547266535227839236297716314316121165413044107776427523847971256300462992986680311690682303169153021385316088375590638271847801601548058446572654570678194783418566786569278945613437
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 2,049-digit prime (163 intermediate primes).

Certified number2,049-digit prime
Certificatedownload
Certificate chainshow step 82 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079602471 --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":1100000009079602471},"decimal":true,"detail":2}}'