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 #1100000009077768915 850 digits created 2026-08-12

Value

1108120599832322394593883177441395576892074840573414470364803061683325959609696690932498890206111186759929044607982568814029684427116890919767065095919255739867862249844441527803976618737793299853105713526891455192975862184146547098400103669802767059795140932274323706523035840124258631233801640759602465354484697342814047599167140028850784049138452045850273338554261289429624728575000484122677090402970511074457419171858085167696501185856109829321761930396233421125742950190638198433696614833524782772094879730506185031964745050654098309262175615507319042989158258923901655170339043199555551675860241909915145883724405915154436633646721810700387651936133584213572028221407987061269132175860543611097744026321224574312972705573154232409059196900142542166616513071174642289385118111594119598895566285509121994261414430047091739383766273575688737440489
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 2,022-digit prime (154 intermediate primes).

Certified number2,022-digit prime
Certificatedownload
Certificate chainshow step 92 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077768915 --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":1100000009077768915},"decimal":true,"detail":2}}'