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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 #1100000009063327549 2,479 digits created 2026-08-09

Value

1317819575661580814395871852917591437299574421942614016312631190796133528743616365346415332455933894276186060792633855483339767679485367350037846703365512804760987793304620304570934300119404386958331331003369228159709277854038664867047482982427879244192714330672703803258399419581610077660759013150908887308023325614679761144816203898433397580917821625842181590588594133237835530850757837057227005297203475180119670162993195440349734383115726312348633915162839951728265719981601465975631487823900324278141898093457263427264056637565312712862930448166286185639192050189121455773521042045370953648471341683286629609313842951232172485429894808783393223879041269900696876162422382992536109432748895951384955282906397792082238906512919641252409683115273223092311709318483600962588597622909152169517193098205694100502782495209343772229658919304265054687678135634131251644363033373840089305108466275443569951834970259042922556685221998770348226656554880865885939000011918564561066736432619934783977472120218583562867015631416999912517989099492345799653197030369159389346455682810343827260558936982745080314426682116269993807679130053725971285004454068472571004273603304714487247422117224255678436894916116085781952745711576012516736385268429060316024733013889067398592616913802389207437349585484756188773399955856156523023028049775076986542851870970742596352347680428333301480877857071464025771724329054451596254448939535753267822979988916425095978061645595049220988621131692244417638745011370770481749291167899615641841177857345835102828798299403467681496118891484021757805698137974294403453911061122557300642541319028859194014911491206807308790433168122711481816525706574344185491089379604541491997015366061807312146665849950302234405057136189920493661437986274025665710108758683056992560358206882153752925226480424678677124571529077798716110578951287016594723548574822296615072657853922189054534970740864200152191596488876352621524057071933751021611852126217106288801386404708939245995906865626568324758679412299739917485551209725982716613679698510567380714643576679155378960738840288042648800945757238328877451096689455769435138482819465620759011572057746076281486573525687914901454978911533853803964627736939972859970372595403165541460323084372854008872139948403576116573657011266640184679200618244676580169379298752113927258103655903188476232890580419931766277419291680895621692522977924323380737479520489573763221543236323921526373837190359210700569279957898441285751907057656337
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,570-digit prime (192 intermediate primes).

Certified number2,570-digit prime
Certificatedownload
Certificate chainshow step 7 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063327549 --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":1100000009063327549},"decimal":true,"detail":2}}'