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 #1100000009066268109 887 digits created 2026-08-10

Value

97889488844446005357059249803976780077423711895103601944710203930519029757475589095584132134398394450469843170419205253506150206745082610975854268169754242491645899074356849793584382818675145248830455550411889896572401399183863421223376299114745883668231457627228152271132914189131317541969018595376186700692967000246394850745595114352508243015115239218883060809244249517233215578629473145653102150113406246196348544852636021574310743178992949859689062768083388035154731298959173262576991499288255750606859066960927119918930078131018934943654605782681841260720191372212353717428736243910230992096719840491004630536208212958342378708103052354540553220793799805172793847238282786710122517460917303037875044954726108460648302238001909077269648944627671401665782426881413469555592946544821210985854118721839009882682093315006763614608714097454999288663618261653475601860209653506445457586207
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 1,722-digit prime (141 intermediate primes).

Certified number1,722-digit prime
Certificatedownload
Certificate chainshow step 72 of 141

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066268109 --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":1100000009066268109},"decimal":true,"detail":2}}'