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 #1100000009018979831 629 digits created 2026-07-29

Value

36505435214110874281275022944976642389517293185914550349284160879850793811135517337976732828881684868539715032293259103259418064999465180497716852911425736789274074299136019534693206649331005728735646720814595557957884157536587045256201178010403882836914387724453698219215833905843757628438126246020427844343985970031097813868480946275326576644678593668957445390036791870411721451670661980639156635232755222305884956252178552992079748123934967134329540049816983650876908853318739487750975325071446859221017777126208712469467938258565993196858933118733295242666413666303875126740399260903589541892552875372393878113975545381770637
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 1,063-digit prime (69 intermediate primes).

Certified number1,063-digit prime
Certificatedownload
Certificate chainshow step 32 of 69

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018979831 --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":1100000009018979831},"decimal":true,"detail":2}}'