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 #1100000009074405205 546 digits created 2026-08-11

Value

512007213529681196558552574982587620410545920333572609080348052441831914850404075419636741869303008423270927965639223791855397475748320746843027929638547513773164997565997364813547225443772361991889539686226320101406565138441565191122757115542542809371686460781022424960917835331923854691503693104968711324595146307501304587243768847234082464232124330665091388920214664772244242825206867834785609531339954623276281059371901594447676226887902297176760390477827410665286200018777863311973724514387901555009832120304043239786916958602307028601216689
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 121 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 121 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074405205 --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":1100000009074405205},"decimal":true,"detail":2}}'