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 #1100000009067763859 839 digits created 2026-08-10

Value

21011115501615299076061525083376496988144880800576926630643266625366068464957618929079096182691144693257155583241835110994776901030614882744366153747436658701102706174793333053920352335157735384980346111728428407522778845118016601294776578166813014723618494268174848473306111970947733018441268158765192323076347230435275715598961937582851806508753525437001353370901622963526183156967778325739282808830442300386145690904654915431147404563742249856911600107221709762522590697399456270716656527953290073795889492263035578853379781917058054963519217110193270591308761706898778948370566373881676193615452987158730208374052929152080444071407328935910111874631564359834626562196319752545607967380524061424941659093726991623323976741603668574997996365762205742449809880388620732535827313118489071501226638697950192771896368070170689891257888138161
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 1,741-digit prime (131 intermediate primes).

Certified number1,741-digit prime
Certificatedownload
Certificate chainshow step 73 of 131

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067763859 --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":1100000009067763859},"decimal":true,"detail":2}}'