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 #1100000009051066865 1,414 digits created 2026-08-06

Value

4163180555028162953622457990300512338426139122602837056548888049036874995312099033294217553624103367596804719804902015007723789129527995920809154905174127001116633011426040022674371008634382380360992286464546568368940205471472867127439157880175004092898083898911660755560020825655387465100880253703692297250064991962341837790301663200055271644138089285931956067609479751557934635950963078042326471815281459627600777179501200949550066978881711383181625918364516800972374117281244106433397719287349340777267264242556727885800577863767277170010494064500062820368393078083095674635571048444186014619168115528281599940287875404830710464729462539095927633673677484152349743683076307056541443380674758320232072098504516792354231422017939464332418588821049269211847590284523957579505886727500922483664339138736824995569643490358051875909501135729965820499204179695868642851436246556321496321957228726192406777874616640145432807147026342601159126516035995402819058159018986649585975731877428143065932822429676296232836143071655902084303279345937058010828370847002018029273771137451491324880299076179513749360218147699167557009644188697931703780889371978904549298038438428536774676269926602587831194113917288528313446944007420018389469097220162439845727167825946917478636513390154194496584017099400050771255007380819093066803081220058121461495293742973554815454824332888959078740217410542639093110197180749181880925109670793
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 1,553-digit prime (121 intermediate primes).

Certified number1,553-digit prime
Certificatedownload
Certificate chainshow step 12 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051066865 --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":1100000009051066865},"decimal":true,"detail":2}}'