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 #1100000009019457740 837 digits created 2026-07-29

Value

823476442407539695922050010457787834583033059607306905367424753855001133020092467771128367635197791277473129584936758289472283968145435654882701847801064656009111344492457127240811862546984279361848810872468583549303569050989362271175014551283351109469971447489910406803128753362800082722778530291599006633752170538976521311719030042079191449210751202292100436718964099949939664237906793227834802988189991665553010498034226862795553942615005654107507562138423719470363473028216863635586721281088385084778933462149802691896939176770240587523360578670574698203121698287225956411894855638899977243099639197145783367256473917231134598744370880530475844741458941603024303194263750081644059545196360921057145816641674545587892638581748758372695978239925331501632371096139956455702306725109093624909315483388509487076687906098593938623160220943
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 1,102-digit prime (100 intermediate primes).

Certified number1,102-digit prime
Certificatedownload
Certificate chainshow step 27 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019457740 --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":1100000009019457740},"decimal":true,"detail":2}}'