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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 #1100000004868583478 2,294 digits created 2023-10-25

Value

26639799615651874204359428857509563350436688046604372368309888307466242904719510842070943375802189136419500705022623522529228150868922079071560914995650571948093094506088612228842558134460024743123027206123300940523970897469196075349329408715917305843277399808980554358361211626427362217362596073560393203120078391647286919751207899113094027779407344455835789370210798368767200067740305389442320573221161556072794157870332294979819016628915264166213412050168304930867683586341314108309590556935507128336081499622888169102229924058494899772196648486363968097022853458418589121608808530157039133731107495507696915788924760163220367486161523974505703508342867943535576531097454422729483147974654393212468287915631358795222444998302225574885199161440121435230451911603434467230033793341494652481354988857330536739728686789295390190180686735759217410605680799385984875875466594604678723024852945983625512638954077637424899060765033226242956434198818854472244314487487293075914361492376950488597256295079066555538129489457459940105254828235989213798001322039692702670022900015301513459313388646517129755879473944875776113522393751961770490058958680190368253642497801253193798774173502379884566901589449430860830909227425660338093917003761443861535209067929976004839794626836944701069984578255783191232337983974766352009803571644560716099721771302786452388179126926503128638858827422288970427636225154420172172220007521623702559673302087529174917198635089586121498571902322969699633802166557073935529270480829744591577699902694022633341304905562874551598852335312327440848639938838997256394406971875555758778296501248917208305899752368320822857854043716953217435429800895058204323667289560639933749771428722572545795079512541048212326960743140411927279947940042079516341106222487229233857647784086139951852477270668908803263568898756077418693315658120749132833932184631363531467895479074925489777657679160127537969881517149635147772142238279671375763104455263843272872356428178513533509845125222773488258459949144084868577792155928716772887189128461519333639057775641774880726858203670169348606700935969456441386268231329947025754602142546609081308378332122265132666017734072478086406167705490293883300500391624703268044314135359729878495808442341957201483811237309319709818562373039846499108480977481
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 2,693-digit prime (327 intermediate primes).

Certified number2,693-digit prime
Certificatedownload
Certificate chainshow step 39 of 327

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004868583478 --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":1100000004868583478},"decimal":true,"detail":2}}'