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 #1100000009042557976 355 digits created 2026-08-03

Value

1232936703862657292534603135239767847979396432974181094718478106597543672748541547334278526233393260668903855929205650456690673594999469771055941580200501587368301311052336741012446838577258887598654228801231735406059197511086401293267382538990800725819837421977597827842229169988045486145645455608766061089737686890244799119990286850100716855068742497237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,329-digit prime (77 intermediate primes).

Certified number1,329-digit prime
Certificatedownload
Certificate chainshow step 61 of 77

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042557976 --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":1100000009042557976},"decimal":true,"detail":2}}'