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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 #1100000004866881119 1,973 digits created 2023-10-24

Value

15260224921274270650045885338408336587568365631702332390175793724680351270131510766982099221086954287131273184861907225531265514929526017247909023268466466031171422576812271490628534910945338037636839928233124697474878176787695449151579307253291896886951283540466365498791636717395642504101733082066954696428719872048518120757936461398550775546233075923905682396415800306848945910319696187695814308903535424672672258806957910546037414823646349412575574183369173030092218940308226523836002607440648442786547133119751881985310270846007588155693885029990831157825136961137150887644038237027010373589613749849944372675563963985347180501813303915673849972629697288725508106008194530927633196804308895419417206198744389248849015647972848138856924252418869796041718137216442692984661311645669151888694947096323421402601282681699644043791998899048830846750556228229139132389704004446624807225971024099286377406375129391978665980833658200247125542590550460018797235777713324297755174446927807955351421523404989508431453233027777061255128261146016543844540717741192391113736103323103292815366251783701510440974739062860178623802735603135092660737801555235249121333094256002132009057371913097501208661565104281816810229652641590807109334700757502695109572009739238238319093090000135006632083222957884846756234219899098873803233949153693932839053323993010734674008976503213791899917184921213196446528121735838975585233437031302114671882179399669666800918517477679842050637264705298348302455971405061238593455595500022227193735797451439217386025425231081732669294050668263921880352768142548014539090764161126166012284406183695827997978119708182634736565502501727052820798158053602348293688618116193777186670110411959736963899463710881338375516174806325039276671209633748752788832215911984637203670744313952153885498568448093458549053755068722442677896283132935774478119944240375969004169361573751055949256029768366492129852569584317592163100086290487469095128876844904279745615705599709
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 2,749-digit prime (301 intermediate primes).

Certified number2,749-digit prime
Certificatedownload
Certificate chainshow step 75 of 301

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004866881119 --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":1100000004866881119},"decimal":true,"detail":2}}'