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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 #1100000009047329416 1,247 digits created 2026-08-05

Value

49113976924530482540497891442409824821913803868075267701245630273976482182844914689915020133622221354322954481801604381455022116852659836049792426056490307924832078379254254395905861817014310027193832411644396597126799754715582066379533060289989137961907525327207641493874600742513785601133238018386376342607662508778155557355559088709154917552926702085976680866699376891181419601219118334502985341018940813425102162063340347944705053103830320917151011066246089086608886643594293275180630224926500732579420109408367217548639816549337454913327280447654331997488612010085475712776167010691375100598757022523266036505754298921033727874819938958862972279646189782256386668421339250423136718866234659161173085305573003894374632216717136551250690351817430803184766084744857470433924045371766394947319807108474852899317371524585450208663542429922005478759070516449052495996025417454929090314820274132967504346990314479302908887350187720253849920115072706796143316930057642430697579594512789190413177082838554521848301773161785199500575315409843893493281977914544512648012321613404418443098266609127074855448443086160242735039360090003519300914006794215083191326945640104339632552760688288692974452563195581828312323872384726034028931679227278252095250601
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,453-digit prime (111 intermediate primes).

Certified number1,453-digit prime
Certificatedownload
Certificate chainshow step 17 of 111

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047329416 --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":1100000009047329416},"decimal":true,"detail":2}}'