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 #1100000004978915504 628 digits created 2023-10-26

Value

4912615527023244013565284719385905831120209807666823839022048681491253223194794195844012045008236108640529483651331410038602306864340682187230255049092546586747297765039952327624253877751647110494917504114720862282917780765934961201885230350996002843729423657416307596614060633186738821741256276237835598428096310494330204680594343159848808671283655287699826860427524894932519250557059311864545452931602700801579191007248680612877080251591977606473797385439548181144542515334670364804217854656563355293615660096185638200612529188994186982511502789317961056703384530735692402093221956745595747237865342595421795248028445761762037
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 1,165-digit prime (165 intermediate primes).

Certified number1,165-digit prime
Certificatedownload
Certificate chainshow step 66 of 165

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004978915504 --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":1100000004978915504},"decimal":true,"detail":2}}'