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 #1100000009019435284 809 digits created 2026-07-29

Value

19272310912383534485726678367310895818560154486388777214426418069565089710388089735848085096401935068172533615313399663324257561394738423852658061786520932308259090081548962523926623544793295034014164444396963168804063456498150200646525027486899486952502486561431036669830207269199533276625548361294923765557266156444935962960105963108932948598285518941457167672928470380425179283127799437638724986229355927135562234245389120160904986820107488919670462018399020761608916181394325541106264163242396705752563181049018298338039853111902709343909282809510531990199488666040577496267169846705579447762732865113989016254802840675805944427218399894088215012284621241431171160508746783283599679430814312845270577498959947368100806543630590593829233220476329801982045538459315268239488440337375865645328452396882101259
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 1,099-digit prime (94 intermediate primes).

Certified number1,099-digit prime
Certificatedownload
Certificate chainshow step 27 of 94

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019435284 --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":1100000009019435284},"decimal":true,"detail":2}}'