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 #1100000009055132153 502 digits created 2026-08-08

Value

4927160569457605979238497655774696566515069555383473996394401445500352127614319178643684272007836391771252954912070784542511689007878445413092718657907418053936634429996186206363066084993869869412320284812981879833898999518281276895176680347032847352508436589496251194274835713974499647728535484024089632205206234496720176977022261991723796249473833777643519798012042077979008799038286560380471489228227839540270591840989477281200591925498165433095781577995819820841831648545142331613152745376869193803
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 88 of the certificate chain of a 1,637-digit prime (122 intermediate primes).

Certified number1,637-digit prime
Certificatedownload
Certificate chainshow step 88 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055132153 --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":1100000009055132153},"decimal":true,"detail":2}}'