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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 #1100000009080761485 1,831 digits created 2026-08-13

Value

6498714234976251141566635343546223395123254735870357696280383925163819349124267145937429394342776485007274037826875556518357589696269957453947818516211859501400763752767267939554176890579847089147280216570709326131484777537698131004408564405419617347055301489479247942180012343300035282873167166514078838817701007927378791691565739402327103173470916141930569238628657681221946388460243208943025496243211635720083251629673320523150079825209214828761986098432551384334433382245328217387571994895138687982759287450369575028842006840065628750865145586750511339942676918380235641064018531373284214268980362953001472314332476619150661452787276043122637482362014006755171274099321730729524746350146002992757221994206860207408645018444038828529811507529793234199610113537616657252350311993252480446674153730025048359349872150595217564133013349157150263976461008015986111695719556300737581047787288255699505869307393339984104014516006441153523319174652025189648959411815812863027470605589061220642331089580299468924557247655076702300965851958803945986247767000364500185257518334205905635635277648513053128462344269865741750732960435300922093118363577505743737875779559683958200782564006930231076132723720761838266278627719527776602675859293414455652274732805814848376400683360249562665680174618890572722800806685598775869439783852651297887665117415938525343996008658867514894627253853032591894771782743896583775838061815301863084733648608408074185977778754558092867040319656548200815356068811708108709035839319293103321224392809810384228487424234739638111229216108599673203609768377149894439317175480395303110711772331519027247308672743713528838656230929829628099174775924378323575466653723928556380289269391775231678311153581200078165964561772969424808504465761609842927183816763820386067886471990442847082354036089413760594414727143512949
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 2,184-digit prime (163 intermediate primes).

Certified number2,184-digit prime
Certificatedownload
Certificate chainshow step 27 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080761485 --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":1100000009080761485},"decimal":true,"detail":2}}'