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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 #1100000009053430018 1,784 digits created 2026-08-07

Value

36513766749733643010307225729588080999750308487389061885602234838859055650763792306000829318002908269481286458626001591023485117602672042156970067199954562855212148501164984157959299619258214848596686907661646029812444655574755859273520686133733384107121587782762943935286081643431599358002165189594808792458962045026139724256697552118813781050572395317393120238439406850978761796528391102537519476038245731093526359228470943494602966103016305909628087970373519195198154301082166088922007062263005658048713647152151485084404160853298063564658601133670178121042944641303054737046543786232589815481974532071058622036847389770042229565917284870775937736794276273068604021994361371628728635056924872631616559065380183193089848259281884055180531097222040325948521428153202705537577761339210293218059991053848812802619219364069885956259520111351969657106540214782414921900480516140567129197959956232094637395678430845223694872717613290493252295780816749937235728128896520757651425496966645516502453239458811211531087395829097391625420303044832348422533743308925420867590010055480215527074517723850964702986956859970482389926804838662219931398854456534811197596700323360651859052184014867578180006795722712641895219940478793108161674103882555131047898031210488307125853752861682387354554491228267771009654762819712881859547655127671154032456092197069179636456598657771660305219063797940604584109690555997827267489850570118466534277398177789768819856688644386950287895183481518755546632718130660247953327503203710135646997079916598917451916815925892368208390620002254273793933059692530858932480464460839661337467854611638231960768295557203615646078687477911866737996022276083244940955702010167871439535127472108522819676784356095315985238160694135442930696073681768236441339767740140554188609
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 49 of the certificate chain of a 2,400-digit prime (183 intermediate primes).

Certified number2,400-digit prime
Certificatedownload
Certificate chainshow step 49 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053430018 --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":1100000009053430018},"decimal":true,"detail":2}}'