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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 #1100000009058402271 1,670 digits created 2026-08-09

Value

44669757858602200579403170799902390047252182223820692785376517352135631973816398131462254755537351437657858246232686035853891430449887509873403032898047895283422151243162402625560278030175952813035535521587578345687676388054918027409904146354913716892691791960835750393133613426021427248686556994941955900382426862807801713005510228506748249571231563315054816028945563031967687321660851513023612513771512103118435565186399258817129084180996098953881652561100969684529847825967292569895971819995407378841263773235779980673167763232963058575260366997327611326387558285583705709037926452674043886456630238662633838832372324645896352824034820160995049282934273119966462314501619811630261237486760130073310685485569350416279368400485590545036960435670517377813965488861960349480998793889741411069170535898387263955102380531757868076549591461607327839836715939926663979434147222030882616380942367319529724089792573481237201956624119702727475147082984858690577640084952481595543072433430338032911476661225331590023540826032067164374569831158921028993056954604005219717124697356128525336466138962061993600782432103680646089076774314824575368623056802380184961814464914257440624304722127714666103109063034550889872489418430332720497947778329218116624939290817281151031945315736504319757378087614032391122806636207267564340593237966739127023573803244277970213293558081875232712925132185619526177537256225735370208488692579704567599981153121660794553966315479217615802731363046966088179730892345745402651481465383655619056665149697148987884660375596334118846138893959470681201819704685998014716431981083976862444215755412754374776261805072297567700346148133728356887364525587048159
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 2 of the certificate chain of a 1,683-digit prime (129 intermediate primes).

Certified number1,683-digit prime
Certificatedownload
Certificate chainshow step 2 of 129

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058402271 --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":1100000009058402271},"decimal":true,"detail":2}}'