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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 #1100000009066401023 1,063 digits created 2026-08-10

Value

4457892406749561291161290110572609114769029655029654806767982885610114884069480246770987102175206585240112088176243142636124991612015068718957341680418792001280058642710536445314375496549570893050992107897469273484688082323801201852604752826238770483259377460979919268972407209764611628434278556561934950950165241213621806270333865244850226169243344602790873123612309246848909186101768404424323547176102321946103191048961971740756358665589299244258193760651526572424774059858971516855087521195042915459410461313294273681801135400514039622329814186665716694132653550479393985268465443613195553156776261706977127954771677143225387903489863259681289480585397144227773375036626912618747515285214046290042005512371233698022717198006079651148264290915019366836399299000590879494354102448542295629130679023351523088769758488711058003082082704922084909818167487936401540388029874358920154512447287599194832983661211925328940119428564435481867146457634912845693968684343088752169659320394083763418644979458226990606816128334614098254252545050979074751279107790799543318803
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 1,723-digit prime (138 intermediate primes).

Certified number1,723-digit prime
Certificatedownload
Certificate chainshow step 53 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066401023 --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":1100000009066401023},"decimal":true,"detail":2}}'