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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 #1100000004945736492 1,203 digits created 2023-10-25

Value

412765508065957957865573354909233526506955454423853341733183943380825706617128315621760907880846055191737521944701100087914891799555858319971748865757804264666000130631377357358763195372509720237057530167648376171859989744632665677794566758832361187541156141634736894418477393925588466774822764537702914149960921050423583310692572856128028276280846294286816061520608796463357299052782053878893155902505384476814110379532228867835888657214920527356758430152262282893617461803840731416063694697826985543413251342461728849447170766405783408894592957905907456121378699689152241236165485190867142406293660953105323044915803444697520125184121088337745149058832592482065621535778242437365634196497500531337520371512525187322615592914890877068846093662141549619121386452381494369969267978301459933912151440137137001634636009502335234588175355347561841668544634310432955632313156658643304164085028914688260970704167837512728101974000170779474814412244779133891829996759374292144474013410727763995002517518601561471298799140505025271242490431849932465650836971407384138703294018535588088810853847702371710207472466972375773051597562029925593254026181147403823272022462856496687135948100641213920643086991367104719
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 34 of the certificate chain of a 1,582-digit prime (127 intermediate primes).

Certified number1,582-digit prime
Certificatedownload
Certificate chainshow step 34 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004945736492 --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":1100000004945736492},"decimal":true,"detail":2}}'