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 #1100000009037426187 489 digits created 2026-08-02

Value

142866681094475692684139543137774618491650525046837524383247577383615464126516077098165128410475863743014916152359696838022999773456123500694116154083760296604827528192895129275880851160320927704342300056622305476909079196018637191197886566489364500125136536070740013629400561086678313795019746147648043045797891894281943201997710408636130200495162952830967548361874174690639135640712785049243093027254994922140495697867247990637641960631116790577830677094626888707200749275201638597045303
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,245-digit prime (96 intermediate primes).

Certified number1,245-digit prime
Certificatedownload
Certificate chainshow step 61 of 96

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009037426187 --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":1100000009037426187},"decimal":true,"detail":2}}'