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 #1100000009052398349 740 digits created 2026-08-07

Value

19560747722428434035464509864223318415360583617254784380709830621222020900735903753748064943862270092577063240509201726177221769714889456574389429933850331004832885462769724508705240885644276992034628059430699150032744680580362221619528030407634350003901519197259296647646302319063279126993231928270208133408049995750138897447890260935468320192519789306487916856372696133179861127602662267346631959496227897483100113187262276401890095197700580840326411552485412547312600143656308657829593942852932021518713987444926896365856589816255409191604401432243645648543128391609627935041882703190605708693309649091070404448152406199758678501350910834562447818029695636188875625401148880881093476147453041832209545201964553812704779055326695197352233
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 1,586-digit prime (120 intermediate primes).

Certified number1,586-digit prime
Certificatedownload
Certificate chainshow step 66 of 120

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009052398349 --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":1100000009052398349},"decimal":true,"detail":2}}'