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 #1100000009018817131 750 digits created 2026-07-29

Value

468625769356066774628363256135853077618642739808819523464278477176420485250583058161660092382418439344192847507317564027443969610033433300064362323161764396292066738356009813163819907386643457389622156522308225300928060771477304947726272291448954199112903417826569175676255607539519231900264461459701230362656739352896956927198682458853601088038159855219043319744048766676201740020565980509272357261804042652315069908298310735231031814245881481819160033014235913753618887047735962215202843685822875659598322193822583868460654339634021684675717685032172686617859524000209385011903028587890223580993272444274010120931386856053258244226689815747303159586724129709627931999947463700809000867022722904728718178941143192944700760552895041806665793705805227
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,028-digit prime (69 intermediate primes).

Certified number1,028-digit prime
Certificatedownload
Certificate chainshow step 21 of 69

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018817131 --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":1100000009018817131},"decimal":true,"detail":2}}'