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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 #1100000004874387485 2,478 digits created 2023-10-25

Value

275362508268198609568765770655568793654040351825382140692280758577709770905916956696270119350691590941338299929158464854727346329554704762880959088527882982452409199962160213227231221901495635737930233401028271985284886746178715489385251176269826227489141675130280724602587022843446596374881783565530923019296969290055839446311031420312185590991566020359158559336414552205085094725248727044759481627103484788106967020288864656711708357405532013828058420255072545211800479679347269205808807623712802151409039039212420147866604468972756821077304591654926255191935746714616547227002510261410459038237222268237514340250370575701721565834897226567212980313427685134313204993276215165177316541483804135893822202706056076837086143517322351485892992912326957506900018527417720555901735823225399482740485370174784525635899860986979778079326493110133682404279016808468482287992782094070968414163588578476638418148541744870080419312066700072316853600342636168789324466023611518014026670990205446608849727922684067416315435880747091605144342060817872603031367442306290604165270820752980168061072636036740037930029203447475438015034580213549238076659300066956787763915977379393977548617776132085502108845551862647963277048888666544954418894720445826821360025066990871968379776665890138010488762044691434260176931037111120188679491719292359462673415640040435744608315639430736473946966289090709690889530074667333289449777646939036629286744584103851260055926386018325386423301588434434724789660806368629819864962053367776144774304737494984506607532085778082263884178842332892772132769020581727720880161163858938753758267786988066713080154144896850171022419674751863967424177728592888603838475521323262591513661601502009578640269678194358517886574324742924194205566525366769816691090843001915192653006125348730280155434021760136365418800032469142455933364872514523561460747395164687100184403522604708304747453856626099562099216749826579649687622973465324389976763201432130636905559090228369868200594455764853695593190545426507698872846700280936344464679019644161686082581451523264597373370657857360136952859388449889760662986763946530651769580439649853624789416791463731928868491364515957791268346543427152607655981445516973761287225206744233851224837763481225852244454710760813251593511635224162499633342425563923831503853438172320074044648270970968155188106282729290244066465937602373107184769489518425410782778547562420276919276355801731549359059639164158013782225105065335558172722295417367
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 2,523-digit prime (349 intermediate primes).

Certified number2,523-digit prime
Certificatedownload
Certificate chainshow step 6 of 349

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004874387485 --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":1100000004874387485},"decimal":true,"detail":2}}'