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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 #1100000004881841056 1,630 digits created 2023-10-25

Value

8717963471033294993635090626700165478507054002719032127868100935445020361129702185715678822915752960262664422630624572964166758172608245458955923874262035945446928634235830794765985924244948557051653767628906362203997336725597803044053027002536940517452019223335364456610234845214161493294209214896323785873441071506690575982598940515189662501737071696239228435033415318559853306472038260729445060624372823468497025740665571494696322332393584302206802016867734120455089767437980140902104314522981489675775370719785195109845473106294565024922212518250203140073526591921391366761553303463776293551846075676805721803328082926122125236885510762441764463794084972679058137193623163465803991965910820525451660976197225309132935911540849468857666561313980845214165392023185478008184090640997202198560762493771723349783113161803373081478712941178227498027520845698294148859326128718463712324165748456537090831399434420960828214974182352542882601850140615015845572789868723786398511526844432860588549189689973029393465785505968365050632730736318329173692694940906977453261486604674085348192005481888481395433926230124586068184421445200730424542215359126673387128622439454971058522801473830155058129619895297368432191357148688552841358806985525029890469127112429851385234504666990669287585249742365422855725811642672274029027124339412351350678302293623659714588346837968985109402859731535458442267254031335177958145510225809033323118621757735316317784527626826746416725938804598275034696659608117570908772343359515763625324167437742247436092156141661429000600715376045386621338380084044390165924015203218175765087540361495600384405132965853
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 2,349-digit prime (259 intermediate primes).

Certified number2,349-digit prime
Certificatedownload
Certificate chainshow step 79 of 259

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881841056 --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":1100000004881841056},"decimal":true,"detail":2}}'