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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 #1100000010597256245 1,967 digits created 2026-10-06

Value

89923010165163846667842026095893346410679187280614151681167110699350208534614770442682533781037304987567400388902982183706266765904563539402669108127305484980669309111642044915136382495950160238635132194031350361906839789419883873209277814032392887412092679268635564213061068674369135289655392084870229744178643293961281494932814778392019242414606651027535282858004725236489207472324883135888591076087166525349071706916496590838576285213626118331924586379872107386206810724782957341224170192414384979405819667728605998466789401927064023847347287673307596433399479713448228319082424835990028150751626956958693190604597772385089314189163895901624784006906566941384296293954892010129567502801014465080480609100063629063456528881773614673792444148560496146145287800080846770541757963292558960450566047015426781875523448548933457805410207659638699238405995161793977916776648174909037886432979341134772250650744255569138002779908262127701082354781172006678786085486620096147172264919546625213052293112881017256562975633318797045105447717281440273741253946054237123925617148746413641034028705904613458947257611637711980644642355239087943931481603663837357556714560975935981074888791189090815859402029439375261471759376824064971321840808675675176079310844350072720746045066420713788963043110316985787199267294362858969140121458152807621441950614658959231927442677218491211236907008567881764791953889780953784178710876763502267889412933211256825891238837398474061789152019007564244572730267447993025101313440006115925047942428042215719721124312654456576391030138119013158343350518560322873547893498243810637298418724248422763478230993706139539905064190469885844078019683392103419951998891292421514317308676041090664187928297594457861599117778990087484368900522511475265821731493020335945025898386615928798639724400693366534396153851613171427977998041556049270928180197478906063033983421469253093159073105152125489039092048670639278505893346472070099746609770645169653004329727
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 3,195-digit prime (238 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 89 of 238

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010597256245 --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":1100000010597256245},"decimal":true,"detail":2}}'