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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 #1100000010595786513 2,565 digits created 2026-10-06

Value

404538827374368726994297777674514896774743026012171778185213907503714546934746484583813568914734669588300458572249842461229596636881876566032552036408907515071036569445501377531816160772949488714812314945929115834513861493137557254534097805378618077907138128978735451517186922419611354180744025822893577587234468213302394483455995193518013079154973119921626652579559382840953398311247926396092381665606697076393328354342771319973835796482855535222887546693442976126785885694282176849731419250824172543002754946078416311646567813391855156315156954352612647322836637697473415498490781417210985418948097336738794936877431069694946067751614980072667210556145569337280921497339886214188770321444656812395810339221689393376033575787484483555446602455210001693293654758177708731966769668153327117227119684113839759696190261723233098018900178062069472342325477435639786313253042104273779648464017904931422837736647085962541662476256911452359133044601242200754098067172540017315266708855866273041902617683369820217352637146169851788659603998104788363707870575852975295281400834863389845741038517509834231956226536134639314097991417005958974372585838509483764547074212917821919568817026123848940033980239489955220866163309491125971490205340507549754950424877509721622299243760876961525988954698737368858631974670806972033098312745962380074137332191648017042036893850900080704913734844921416490394843437747018421220137066924431588798531827989632441937521929211944552780946006182088483073569466058270654366385418653469826211936693777650888268491183376836426725306574727783821194381030704098446001164630468876662707810809760552384733715115410236180558482792803452939564248838281687014917222434212270701536416043975569043994442741275699646102097315857354347041972579570873220214477055658820989258148595233941734715366030543601301422784319994673816731011947595971794890045823875289655637294652835342951277876078812297853251057980326140256190915722879754429209785913893933220621313808631060907425622478727180668379704039652287061640561956961861352205568452980341914098918615296671269745500416430684686255158153668197822461896234742427361134639335366774450853948331689590948522798885304807714852339826921178254350296904677243637533587374689880242994497306173977595737614306157842830756889798202856483463977946117887750118012593154194612553282229802085674429198248103282209800794344038703608015475582253219760475941170075315874031801418879129679773335798194487146853754344894613898722981628489025032551532549274304967061617498365712025583814895952890525099789715642289345177878501017
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 3,195-digit prime (227 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 50 of 227

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595786513 --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":1100000010595786513},"decimal":true,"detail":2}}'