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 #1100000009074404939 878 digits created 2026-08-11

Value

81232237967800042038537986926639161732564231429626335732583805649211265335068322555584094758130820754954781425328829902424723436811048812086519433836683786561510952385350252258603941532199304435565501893183027212624927631419361215324071763033410667119740576398829875805904736538269280277621677649397034887903602504892195559055114185299282802463226879541530389810307720073037108922735210395583090466724933838675250841364395669499169075739034877598544847785334925318479355550048897658623063348425839912104251407022124986753228215276048776965136271659216091791326409103291563404056240168823351886569918877494017089983294886572021903850826040982090760079149029752492045275459099869662111253743304977866532579346349339937637545126861389244686668590644388671154175805873910258076541268202953536378489017764016593517164158136270598472656648576332673085108870351590829417532890950365821
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 97 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074404939 --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":1100000009074404939},"decimal":true,"detail":2}}'