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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 #1100000009115726498 2,331 digits created 2026-08-28

Value

176473354767240594063195098233170065797749430445345463092583894376495598073616410680096951269594552222538526605857835605358774636645197324803085795467794920830731491840925994344388594304762821596487414585970217538464702399468122746738128672640031271716636711705493647617498553045089619092005501826406380438025921043754430145579343748016426275195978080247493541022525837480619671888689324210120508620659976666149080906540131084429804092418006454630949771127926983766104162246973405666462659763958222832060166617555583307834204101833768445835821700047546909548148616683286035723094081888244281034902762776542088999624007129373265333776512190529769544595491580496640256028143077938764073190551373671874837334749666015535924112810646100607829743852721198781908638583611748094133610714492814509748806915058643703516687574204665945718300683273663030199008793007081947923154456481484783110926677632847927541198600099368422751402767925780663915838048899444660215349376956141939483360163272612867044647627405178874307496300926695226237999587552167494354326477273242172102332161877227476885520049659875463424909392364755346679600749707020134125524611112404974378275888195992957281499416476702840808756660528942712663888677036416985023690216301207870194080746517352386705705538277121847481993252917200000355775945331067956011895649054368692695629009712046946527813985404816084732640788849447469999342473722125217582286240540600931279514905879014027615242642509967398232060573079353839037026473751468599496519820248755841255339121448298620265921370019865043917022203888301600294951488096118613610055170431789726834090243669093369317369994439271330092355220858843060266208317208238733831511620322397553650598798132111280620359463408251247031188055456176117998962366243421899456527099700298404013617741966250580648953411209777372801063662664279682716892102103480788638881422763317151726820426262280719155954207344844810949108689123976618701346786749303045088970473721543011873044047182010855080609414784493988849561959276078928789193498193596978818639633988714003740202325367569733116816345806333154512415073754476058408880874313766275612304741031342963052377819042607620513048645794354388823972446126011522787289251902864197527815155980653299132053485007613022009456577398594299196332842948217418437124903765666489860297306661512978585019967443
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 3,052-digit prime (309 intermediate primes).

Certified number3,052-digit prime
Certificatedownload
Certificate chainshow step 65 of 309

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009115726498 --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":1100000009115726498},"decimal":true,"detail":2}}'