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 #1100000009043318269 399 digits created 2026-08-03

Value

944641833203006632240489095346328747370782224753257292818992127858776507950704628349179154057634833522203454980522771158894106422264645452778546072154741858440005057286935492403175358609990458702737564787426787643596390286800693532930705071306247662927729577591564793248831116150589109558894760936587449826889894018170466325257393337673804782924962637095586480394907266301117301146256188791700781083
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 1,356-digit prime (107 intermediate primes).

Certified number1,356-digit prime
Certificatedownload
Certificate chainshow step 79 of 107

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043318269 --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":1100000009043318269},"decimal":true,"detail":2}}'