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 #1100000009078966661 463 digits created 2026-08-12

Value

7499189873666851281771455611011688808958548466199620096895953655416698351156417006486622080482598227034931201296964491644376162327125791154095313383820201571423087627440975119097885949534382889813123330608758008742358228371547084634559678291701522178197354684217928511437951775948807363112575725563773970126252252561081031819043944208949853301837907694166154609800907629224087598129812030874102398355547790134529188480322004289150226840962597356730651923832960197
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 119 of the certificate chain of a 2,038-digit prime (151 intermediate primes).

Certified number2,038-digit prime
Certificatedownload
Certificate chainshow step 119 of 151

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009078966661 --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":1100000009078966661},"decimal":true,"detail":2}}'