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 #1100000009036774555 473 digits created 2026-08-02

Value

47974530841450569034222904053696135709364978779896404204182671792893976839982515331713984681840302087597279714375433126266828029614548837942528418239342182976003651935529887245308370924923802964316960897005520427406168906989634796482179728609888878545660661000205861093176530411551082804183595646718923167199163652104509812797045428319706987483429586987359219877856743532015647830782288251413422910028366072225117472537268867318788896875918650476816467653801337750876634857
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 170 of the certificate chain of a 2,796-digit prime (201 intermediate primes).

Certified number2,796-digit prime
Certificatedownload
Certificate chainshow step 170 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036774555 --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":1100000009036774555},"decimal":true,"detail":2}}'