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 #1100000009018865912 500 digits created 2026-07-29

Value

18064030601522431961108301686362697325811398630776730616485436038435220479553815091829186305656907999117919291933977313343708870037415934711216615815399707944868967636535623141706703582735517134081806946995922743396549538104580693445006145789900228720752607484574585200826375661243698144811375131699929342614816108801471978087168677569953461558058988424257664143891079109870872187587391931153138144100983304033005967312075384313996552256922096966303529709194096823116202506541996014206342862442847077
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,039-digit prime (69 intermediate primes).

Certified number1,039-digit prime
Certificatedownload
Certificate chainshow step 39 of 69

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018865912 --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":1100000009018865912},"decimal":true,"detail":2}}'