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 #1100000009019874416 845 digits created 2026-07-30

Value

17983149338014071064417681567675739884423855596099708371776947990133194877496219336239907480978651944734982113355166012490031690337169802652479189213629786287517503771520078774320955165087802769331524388602699965896382105601922616308405741124978177547248718636005983465551758331228642278619573303275649085997893893136140770097410209556128217006912338389955080714711010441596119052911500007237435659076393840339020303817347413008227961656536609434238882352687178102011684441802871344324807862891742898582226498748615299591109165474401069652772574765721931234779641431407455908780451687504663051548600362010861173042781181772045902344758486745797935872500410650689887280940454344426474116641504849069246414825566641213546667671771126346348079651745731032386083982217095692219125602438642260645308124337351303976496683896707874927742851767479964257
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 1,124-digit prime (102 intermediate primes).

Certified number1,124-digit prime
Certificatedownload
Certificate chainshow step 28 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019874416 --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":1100000009019874416},"decimal":true,"detail":2}}'