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 #1100000009023653862 434 digits created 2026-07-30

Value

16905891347148211713989099415713347762853114810490568391832072636698340711747836062449317528540860378785182323772795379174242179456160096570074322228568330518163059660912024575198901743659397202483620872652471578504327148300685938795306309223081132920828700812970337570428682054022535454424661102934922326871522464382910468213968257100270617673590951659770488255217943887652104953366193162637392457867780630780241243797882293797861877
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 64 of the certificate chain of a 1,177-digit prime (99 intermediate primes).

Certified number1,177-digit prime
Certificatedownload
Certificate chainshow step 64 of 99

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009023653862 --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":1100000009023653862},"decimal":true,"detail":2}}'