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 #1100000009065701426 1,698 digits created 2026-08-10

Value

138075263445298354493215467441092995120714127261100370012904755707405673116626504817626440755985265712938911146982367787963361848229165300451464335841313135589327145137606667600694440522979820523677043350157715118311701137660509058721741466346283952223027712178276528548634055151680302167629155712879010686035779242968693353603832810779506375613797824524776896022728941189065744193584908038999676622756903143200353635203360113108778870242336579241255647518546763109937961247111625752543367715645006334446742278287558794152304262970041671259553329594539819749011282417265480456924244307919144399037919884513510821882283125142814480280730444035558618050757134484925817571203897951158481311852347211356404300328227354821357912359910950844140275397034836449189141756054363604951453246654713692438198524719050078390129012358340836297142918398102540069070536710783746988630865306645260770726748286127232312810982698281920529986796938609794359434708248623063279714675014274445325457190447711900262519601492849619546267521869411775163810374504080404078450134386850401406080329240552311023337899402427535013890049991359691671963160897972829087833057045948610482672309366219952607987437676676816306379139982837037025541444619467390548425332819365916003270049181396582914281352315424328603859029312643597446456986866775783349640800834579165148885338490210752340582025716834936786054240631423894813526571988892182498339465192879044905885413176497970603251567323171985853472310985171282498653436349983851248615429534546571592339007869140762392584897362104012728753601899122613214107132227532261325086267517575923961054159414920515195953488592035200822499545914939393179431024938126910492072952137081646481205873
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,739-digit prime (115 intermediate primes).

Certified number1,739-digit prime
Certificatedownload
Certificate chainshow step 5 of 115

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009065701426 --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":1100000009065701426},"decimal":true,"detail":2}}'