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 #1100000004984020827 667 digits created 2023-10-26

Value

2567386616764422831277373256624235899908385141917066838093019077598509451813431380612491688407720697740691332228163511159111153960811006902601500933119138756712559606333204257747294792572907192207900801927707932639949010660784302226727893781912064882501128837029493628470097002228742387519298519693337044602951374377820547315309552075720818013789646685212215107739297829315579469656149152324843737301187263821653331425331326031525063148814202764111307700695534525890496885925774474632138905503188407327853592247708559759267237790078159372526462669443785897173173017648028977910982284328871427644454327527436608770585405584852078134830845961186200416900644711811063421
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 1,121-digit prime (166 intermediate primes).

Certified number1,121-digit prime
Certificatedownload
Certificate chainshow step 62 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004984020827 --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":1100000004984020827},"decimal":true,"detail":2}}'