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 #1100000009019236390 952 digits created 2026-07-29

Value

1626949489005908954771964961546539463467830582588804210548461033207171322252470063394886670946556569095159310561680443875195510320769796140014271994446392936458555702606202236656134996819659472463305602412427418037752964837315541176640360238612392882680218518917903653325083282520581523357276972209601788418046947178549334442370873974752210131980026668578622895746983565333158394483329202295913100068985832312093057589864946986662533269311743169449222386239305357868476833935401283131586348600166607308020490343806534789502700568067840161910919080227765184018744890994341159570110291295337060775715691650569064425599669361284650482789216148027509983425531651159648223558495903125707114678955324314445138892365287754965408147377719299453129940887251337996532362719819523034151122155615605656128647677232233320879880714028249825781977410987006818103126025361537003928200180783487092331519891118748409434340917758308887625627933215342307327335594512667123
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 13 of the certificate chain of a 1,090-digit prime (99 intermediate primes).

Certified number1,090-digit prime
Certificatedownload
Certificate chainshow step 13 of 99

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019236390 --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":1100000009019236390},"decimal":true,"detail":2}}'