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 #1100000009075030708 2,534 digits created 2026-08-11

Value

12050959237528573323962923635558435246862213931414156095436965148131531675255062458046733809007846113014653743476121952829693444834245191601456590216294458079208622247948124575688158611037839697307153511641255711778652155478935643811554571729531478692636320492868522589310375497617049326677425815171448857662238567883150774203697881657004908983349333168477412082855173358250690271494569174964172674011184196066537280486965571006036661479474803785369076337935294649777700864359112957771149168631553580753043832827503195155847505827712132757814937199639950629149078137347397540985987989280564446504725552110019702731606823779524021408145136656426494255532711797087245548246045064311943478980342421886790569721413869803274029394446080443987300425146694118145445010571123242274121844296108646362205840368214335722043721178834482129148938124768176028568857530979679581460763766738300531546882121757609338430941590945114516392085748530494770989336471061027524462208292062165220473524247510099835591792244952383420397742180297194462109166583579802556613828509991842545964847928192619365591574113614137563504335364133423175332412277282365651207283962934753279933327154948250512578527314461083404995630369875256328549429911820701823784191903233974501619782815026089630840857680818919751670030069955802192430712475202289368348720700743474801353340418564947667972618596058718725743851195551866545673646655143376482971796011640408385246168342570906820467160619816184303500680232639328630628491673368992693868591007027543617783946034023316128167844844240087166059307871464965129171046761290693807429661761841818731255579147967813103248967684839647699542158982610914375759367146031968279825969777194964197133731237172870354769318099686192387681773322676582171898976210621139189287210111991426508609206792666253392175682137640656364490565770681457627427741654223992069193412799039574553065863218420481887963450181321583103705213179154119235110407096148618058256066908462710074854205695928949193174078203242381212959438104617811274942757598257430194391666946936003666704882605003479797264496252177659816824109331617878703745723387613150635451364930493237584444596889029898224225019520497140881892117076818381610897130533186337201005074640728411289040609113007627252133758261259775614359694071306329295827196803434043308772442318473064975295829652060207134478014875054441944669210730587559728358201257290084312843523942586676726104245627944040449619181050369054449740981203892777537362673644286267230720073060066401209720612834796019634966008755297431
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 2,940-digit prime (205 intermediate primes).

Certified number2,940-digit prime
Certificatedownload
Certificate chainshow step 29 of 205

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075030708 --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":1100000009075030708},"decimal":true,"detail":2}}'