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 #1100000004955582521 685 digits created 2023-10-26

Value

6638757766542026043949003857900406744117115344529302715810084364248825752081262316697704547967897880142829076834222025714227473819053645667527687286106044942945996163038701936823182599917466821339394327296348858739562803337076698137847366156254641561084016213218309732616559628793315918985130330032652707218601987860501228307810334810324532540306189118494303550017334040654326199061111523205198302063061188056061567712014045730822324968306031462603495264058836621301311138587589594567636972314694698230351283422888942994151290280187202015994033524067258863377956789903461788244013600805500402185488038057351818389583355001688729199748597899404670967743731631598179085297872493167962217
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 1,431-digit prime (166 intermediate primes).

Certified number1,431-digit prime
Certificatedownload
Certificate chainshow step 83 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004955582521 --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":1100000004955582521},"decimal":true,"detail":2}}'