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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 #1100000004831648302 2,011 digits created 2023-10-24

Value

2550923729164681847471564204148185864719006884078411851248168385115739741594429601720132692957717481729994885733207764606595987956138646673486261997464600089555638199754252906148966766314464471059611048101861811480056415678134176631638096938017120905798081806699905220725606488948678049384977108271551921461724046680846522764614260544613124481419015108300497496490238015369688436919562186707171161470334943016143453724478646964175865215447078060198213698688491131600767931203811306032329281150322224651055603665941841549337583421937081817206308153441877147463021157491625010893867739487540165496437219556028465787932404820091600405705710404807381358596265154814787308147581246876677237908756059478599144135219726059464185420428660338013793497730314615418946645331840980141161785103116048038373919085124543535748499700129698919720410396346315541112751719242486574963251475189150264566935165651612692028754762443965291621680030912633055481529887569260635209214682207881466206049136679408228298393367234161815346622056463910189063622512620699620320865275283252360087044746352431629927761140845090783800933687660065589038932406280560712235820873410421555724234769262269597586233366665518393849167185533940498175099680234041173997845052161370764156412413370521167578584273282538261102019551105040756820816946148032286077596983629920080178019965307377693149744648151886890370238198384045620591218657058561908685138550307431987601132597715184386737222863569025442417913147334601495947309677916485793373443250707488730465786196903611417040599212091416641371172948876074103552320785850067768958164469119662246003973616181701547198211463171759597750782451918687408400212677417372877943783219377763145496285700770319565110423524952663149017025640337957878173202474991775958776786772901518699850013109068062509054420983708251651287139371142397932881514854993657825970038704989741862707496695803623239094940380697652661351541982215254874315676406004524889237535646114374235725120906660526224761559982132538849161131068795729
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 196 of the certificate chain of a 3,911-digit prime (465 intermediate primes).

Certified number3,911-digit prime
Certificatedownload
Certificate chainshow step 196 of 465

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004831648302 --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":1100000004831648302},"decimal":true,"detail":2}}'