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 #1100000009046905023 701 digits created 2026-08-05

Value

85308421991212636249741819172556170566524411015349817210267818848654156249312793024438455721546658859364330033023425943695070977502360781404337190157261494332140918504365507581544054594468453430389828512729329303384740658823526963495169339591511889941481072013697172921469710298522094540085091069182662130135036146551264808022860779298150425160821087510889547626676853333990674960436235979841071380744708529513552622207553758362530586359002405412666910753301261357933316796315939916478741844683605622040480886509643567680830541187922802074076836703129638843011023141742996195096298586314024449351001156457515692399828507606981419319863446602851133973665487414780167339396580687395348322122210372533461
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 1,429-digit prime (108 intermediate primes).

Certified number1,429-digit prime
Certificatedownload
Certificate chainshow step 56 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009046905023 --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":1100000009046905023},"decimal":true,"detail":2}}'