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 #1100000009015013890 923 digits created 2026-07-29

Value

33784993136664594516948825518600916040052668092820629645175896713841768211302820593530928665216589227817317441352452445434805087005991704640176120095076012751878025000722456315021073662875432850786519684106956417197261498607713297583121894983868528885355071723885182251817121909165941340845204825427018362379816625549050565696115714579481696762931960358473569621775836241456737606622969475178833712276970868590028525561418981182896578732824309985733787515501358812341330134659043296695544983444076080289408743136663277447525726864025471976720343264157439010763411149606488322507339923299786659769244847355004670459053840971266167548072639278192849916978407391876952127411228532206014238394019626474278802280296994403399754134470146958973005470319849878616882372566109668138830679204256513758994307017912127270356470358751978640851082132440052485130072628986237895722097249959921700400208373408157406229418162111738496979871
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 129 of the certificate chain of a 2,702-digit prime (196 intermediate primes).

Certified number2,702-digit prime
Certificatedownload
Certificate chainshow step 129 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009015013890 --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":1100000009015013890},"decimal":true,"detail":2}}'