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 #1100000004928077787 632 digits created 2023-10-25

Value

21415812899697994772939552133015005975108916049973405790850639284649223878177645215342735032519315419526542914114637299263291889706947673698502282873665579056665469392456783966814764603162610325811180164373899927314072726825527729338627660562240232352791898525685199362330274364033115308430474191059072407488476912815747027439513476621216163452887372759003796489421132087935711038233066345827643364296166776227080286457845208596067699842535067656555531896196393432965005646693301739069273276232074541624347330746109714533305874019966500308717204291696349605598985201325890493960923186486298846748059629016477619223725380378709208887
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 96 of the certificate chain of a 1,849-digit prime (142 intermediate primes).

Certified number1,849-digit prime
Certificatedownload
Certificate chainshow step 96 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928077787 --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":1100000004928077787},"decimal":true,"detail":2}}'