factordbrpc · fdb
Sign in
>
?

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 #1100000009127306203 576 digits created 2026-09-01

Value

598371971363118405068072128963217568379182928545051046403143120102343538903626172894301685752569073399720474896164608074675749211828250142340391523821749175675585190516224540221285716285176712318331694164070409290848318198871125577355534455502785467792970215663639747782964965240782096481455491804856516531603457081860815330043424560425600248663632765332343844083946571852355809180301125422607885541615211190799987950150786433239108611304701774547194727917406659970140215155339281386097905236902961801987535165228365243614144451990371050089897266931802908683547971233042886399
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 260 of the certificate chain of a 3,105-digit prime (328 intermediate primes).

Certified number3,105-digit prime
Certificatedownload
Certificate chainshow step 260 of 328

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009127306203 --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":1100000009127306203},"decimal":true,"detail":2}}'