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 #1100000009043498925 598 digits created 2026-08-03

Value

2107952775963158066887316930029694823536588078745612414480488303999732470985840290709426072885629426342315973157620671637977602327721175133958266847991667492694037028176118843184080871491054568649837418942561529826736577176282926278928399033090155369230481876752425604002106978975848454557832625938376123723042674759971045697879256200726825925749768698079471628083490682648796412705041281610989229643242112430311906765012174599892689387654667595918902015767381695471934913431484156680085215068311155951724325088028425693130778910115925209627026771215198089611134172200236833789253427419074144984803
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 1,366-digit prime (114 intermediate primes).

Certified number1,366-digit prime
Certificatedownload
Certificate chainshow step 66 of 114

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043498925 --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":1100000009043498925},"decimal":true,"detail":2}}'