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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 #1100000009051067226 985 digits created 2026-08-06

Value

8369626087504393504999915096650705254965862894246675850920787911705986849811346979075660740475093532479655611566936031369374288923278785117341034642208473045633978582110563088675449226932553539382426046143564107292184859955856937783952498892771509083706050654065259330692018289762691659994973255436366282067037410434765284587018098706484056654672690449901114437885612149178361592003472291988454617056345884162681423376597681594840402033797971431739622292200655598184619709437219779373734720550437229226752334613271738793689796253745675290314130878789873614350402776801781303597754978264396169986448972808583595462805779643695318559100127711816876571417411618655561755057528299659045625776878196886139273150661288499304372671153536282713937997678497129423727069947109877059318275990012327318556452767294012148247847173119798479006757366532738360003985701561591446858168623686998996313129026181597508153445334678670650863741167378748180432600681779147909911902062420657413618297093725661
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 46 of the certificate chain of a 1,553-digit prime (121 intermediate primes).

Certified number1,553-digit prime
Certificatedownload
Certificate chainshow step 46 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051067226 --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":1100000009051067226},"decimal":true,"detail":2}}'