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 #1100000009091972677 1,510 digits created 2026-08-18

Value

1674579998685023291709599602206552008704602537551092369925239934774919493103751531502252957211444430966081795291309723244246904945976723151915625123869229129540393512965302652075634814264861697167229414937239659049686324708356581027580062993853771896648557996735166050205873830272415154087780824876551194044521192487788047534387299197536588561864517586476443649855103456707716696122843014928807524552378503438007617447311626081893064954738812808049774500410451338030011321523660129954013763798681762977003513353546992562770908255028978507706753411062934647793305690186878636738852848487452342647983372485271891293248130899716281808761982857967526904339259547488021188298012010827678834060779939957236822199554975841223838668809666137588609831805911834599377186939731040143331474789491457829280106942223295748766628954371195478064570141064643837487827325580242945677301130650227655971555945126619715410264080709250411344810508032612526830114441432918402743402960252204365818654522260518486492929793534954135437016089721359064080178615691987725796510035178992456994631767395350586339407463819357522170239403938405978653676296447082195395182445428747398276142736363159504946372055423164608358582880942049110370717562750270800418541502740383402532009216264989978477448639983612404626642088731639430637446982688830019356070791993970201374983402780863049184204297097478959418448538617746094073395741995684956168558900534700202022282980646888309779287846168726753436958020820367532277933654575693316822166296458740297
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 49 of the certificate chain of a 2,091-digit prime (169 intermediate primes).

Certified number2,091-digit prime
Certificatedownload
Certificate chainshow step 49 of 169

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091972677 --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":1100000009091972677},"decimal":true,"detail":2}}'