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 #1100000009066571686 1,290 digits created 2026-08-10

Value

886803557071554116996779523420236817926624044523108152423622267541645915378122636465447364823105953020785503433747566915318833394966081368022896357696104610367895437919800422514212882336601563960098592506417588433157763028148751009651381654702616541374355720235137959782252322017669170424524741381460052885151109724206374754753579587077152786570820750641705509379047266762279035797153824239937343901362135327760864718499514026664337168696203304131198887041683545566138221790771706239123731484901565973609431529449019806845433287816648055370305028003659595650795287751488747596192533017328693954416842783318745651768973587983762819256017624695609392557544050902827737749348955324547565023229244398670491634374667129835130073075597183303747382409451812651452739313702919954880328004149078965542969138759850416241341123385899148502967073259108211689551788154206350825399823683545725803426851789521691692975766980871682234325486343548273928016083463050160238110181881123636016489049525063737006374337859457586591625921780178803759235087216211683784596946673122033577867244931294034557111507645706273863571012753165735336890013975814100407127541952577446261469241284143233459161931859153326410039348573954480328296415973140699103829547655130380558253141107317412185834983522289471211885281564853
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 38 of the certificate chain of a 1,723-digit prime (136 intermediate primes).

Certified number1,723-digit prime
Certificatedownload
Certificate chainshow step 38 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066571686 --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":1100000009066571686},"decimal":true,"detail":2}}'