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 #1100000009041818563 356 digits created 2026-08-03

Value

43496366012530573819640663306688103509677750129574544364894246164455544343105013043321185914966897795607916265879429668652965373920250972543942990407473014670001972442229875908363668721422953480838736795008440410721161173521703482079841504233230488747974047296173245774659729557800016524772654381272193075706393864185958604173849404623855464029528932266913
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 1,302-digit prime (104 intermediate primes).

Certified number1,302-digit prime
Certificatedownload
Certificate chainshow step 77 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041818563 --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":1100000009041818563},"decimal":true,"detail":2}}'