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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 #1100000001769233922 1,982 digits created 2020-11-17

Value

21529017363724681698455998200520047632129526966183222959117127436110137646702354553902125066022808106891306352780387706260517241402246886458776928007928255262502563908738717324029355248490669032345557246544245645906321079755036038732203530587847693445796431860138634001105418831547590897826856420089699429253575998765033919542852603172811308573895348849165077494403914573884963331861008198538496809303084632603333633501370018794011804845370427993267427443050088691774930975968186498685259552857007143795627657626776376447924753726527279297348894464922216972341362535176924212487481121181227872337526660311897330295102485865843228254642351820251731602843965888541616140311725111454812772856821787106470659098069950432799044056504254257092949997515545114726898858071072564824633195788502370501901819440892905256943258815051893038851252437851903913421188359795686276933349223627804498452498767960253971709267677552273492279297868832830471788984577982731311407676242769067263928392760304403020183027299725623928127837183164999322107376067603423444129020654430200427359425515892150876059711361412912246991750105405306867767789868833655505180914738106970756572577733966323035920547198610746501942146985810005433691154969515103280511609491722172150193095802162969935960301180555598671366180370785694531364312532591070319491495222448166036445780433482512245427689791059253746374616962408978344588292960468971936550559014875820039581712402173122466772240778642923729016240620590075334715573651668245094578527241846532583276763655768644571216111876737582891513890785681284576894684712095863131969871848477714541499612488880482410429329681513324084517801780851430116863726548509826033847986654371070722185133402001888946439028952359117909244238266884402865084709092982944065834976504584451345141996982380490317467996976024077470191796541336746555925847518066671171098855203104270882507195192191086051998053411521873381674053168126822832633671598518267170118955442829661077443313172435508917961
term (888^673+1)/889
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Is factor of

Primality

N-1 primality proofproven prime

Proven by a Pocklington (N-1) test, base 11.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000001769233922 --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":1100000001769233922},"decimal":true,"detail":2}}'