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 #1100000008676650215 2,391 digits created 2026-03-10

Value

671645882416286814855250056649915079447327806707140901174730142274854710288815407306299500681353400273980311400033759047313880963316271765168062391665282010621896567256095719290290893628714990236352549002943880359594877543453351473427407192846863698185131801798507998730849983400023693515823287573771753037636985389592029676621064796482342932390436867249780379408190815888997553910026354900281130643975842485746136273401628032929136585920660685587755248590683987419988265089487197719546255669366327932874290472396278694108411939708719582061077860776671902069001505048440186921532564067756966199649337379212999904531013542565218697347857386468941665821841492574439456136122558270550279489494700934665315075862626289184794063866359973575988110046356778618962654956897308599606950061642973042691145223284490587431107249325741199566581693294576452444508733333467182577693297895869545465230690665871236155301983556885043344872386149267341730773881354149083424660359406052627378245121747522407842520865352407898889878328703478627430476443655100286918365198993852793064080356556669690063955708970952265406934952796707302683482524080009369106686580969363774957172096438920514423046936055761820198337156438750613514234557883190195844399991934251467020052789240767641812630516083799033213376317503295762281976936294582430242540239043795811090796108524746539532401074309381273048265449971122425033366869687426196839173960033156079679041553320354030398693273954504328247176683740089716732182300418552614849786464763897823645952938668638540337778542287732532299372437534575568521824192532532103845061847672297910961121477286858511786670118794665225120160916492141146704998862400325206436845415596945262328402974547800615353342959891103294439168008396430531962000428207270867656919014539475816637687846282882124130221725531562214173135498982368345019847909472786787397301608115723979814305236533134914310312957928927956442020274700152912453309311018603921381636791569014621267106281387385922952354202330368107445282968008048604941090348052581713966797819141272499923906324655926164950406528840098972020208211753978663636168550852818264299298377100037758067369478800918705944425513742863041289641436317675037460432600139298563421386097798764822673634145921397263262946944918495566205287991739196352858277898659662688810728524685333565402278662604239281245724135262686663994833815093398744460742860877417569
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 2,930-digit prime (225 intermediate primes).

Certified number2,930-digit prime
Certificatedownload
Certificate chainshow step 44 of 225

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676650215 --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":1100000008676650215},"decimal":true,"detail":2}}'