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 #1100000009070810731 1,541 digits created 2026-08-10

Value

12377169425332509674956578787133464864812631451054165938869779539247754706899119316302444049244987163584376181198603469986933250069924529534961753387390003592725907936254779133064211014369966290572008625495033535734503248262837667547962669092942540424765427864818613524253659588124542128224664876592200336974547734364819537706420393381334087083657262828285792536762946615295098476738159677773235967121517440698847875774756162303608338078592558897712688634879024873250884291110731944509880177023522290204810712158345397058164406496869697460263364786099855208718627823146126595829907003571578656333984194917792458185038527686226840459029192625177267199289184161490999435516807282828294088690571842915786898485481383656109351524811502267171345360294159552381103830566645490724870929633497792017864342185421640498027255176697819674537109814075298060958693248278341436281074987754208498478389138627121630387981670504909058311628173586530034381248724746058449128651398757135673089650846872050470571813523866575300915476923141107229989715732846062144494257754643813397187637225271825026858832854380074930336461886789710201952796379847561477771742292607729664971306869751887929008973116131313961827805961054536825067841728657506628544140361621361655414005547529438838991013253534632645559566030923342211844797033031418284108995027590633731234630397912609126863952000670473533534981845987958071238054024308422002086065396587884876325960768097972598820572780516053126815674615099505601602624232130086727114888336048248080213831151280484791595221640443
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,778-digit prime (144 intermediate primes).

Certified number1,778-digit prime
Certificatedownload
Certificate chainshow step 17 of 144

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009070810731 --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":1100000009070810731},"decimal":true,"detail":2}}'