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 #1100000009057729695 1,172 digits created 2026-08-08

Value

20358069627372641247959684144968048298942265904376066516377570581666169226999352032689103557424860702660668706167845696098221961747089253572938263355530327288957667127970967567547410250195192095155303255859986119700424057320856033627951790655179758004685283749133919218161642275374722575000528557605106138135129576014809670254933532169726986962924194207891392212643988142930278881063800652707993139321002687025425458498655294848338648808321937078853500019271184264363745288554133914781304433504618834351772840574979458815233504917998438048454775233376298589105174975390080242109457162456023844822899181096834241654861154995130662327310203212033212776578452401621197862200262472720172092019273820467061834568473119494993284788406877653424951807118754600016913603128650465653337073048142497868589473282958851171452490377645447156820781773548283401387130102112002593038433207150793035832592602969865981014465068240934691817396793603867736284203102971804012405273858898639035604987027448616184390289366045344757190951171715095682565796970928815348353717022557876892606804462023545294942025384446085757581118435013959199905839702465048261237374873095488113387680788004276608523
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 1,672-digit prime (139 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 41 of 139

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057729695 --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":1100000009057729695},"decimal":true,"detail":2}}'