factordbrpc · fdb
Sign in
>
?

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 #1100000009047455079 852 digits created 2026-08-05

Value

125485209324714584084082405577831689116544537236784498952381372692730094618129497244943957085714748963496367674770446875672284099281234939514540973370845433311466860915265981636192309712745390603389126895050594096287802291978942935680448842771664741204249462090457987284048247957361246048790059440154230472492967336296445484069574845059475080258456236400144645073901475578377387360507021938867735756142745962578347041129692209527726093826130643889849523222474280541326645481733690303154235540958746874665509956634955830573129917337064560397402144095897239096691411575669417113714418693599439849012472111964146691377400375289219543693956994608894401988212826814244067623414855796833027176722176249507438252929404589408602857343969094751140818081989593099804474790803431534855298469204038584198631927404187491216241926659527804117208630193391371365043967
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 1,457-digit prime (118 intermediate primes).

Certified number1,457-digit prime
Certificatedownload
Certificate chainshow step 50 of 118

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047455079 --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":1100000009047455079},"decimal":true,"detail":2}}'