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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 #1100000009063834062 2,105 digits created 2026-08-09

Value

19115431254385179551351563944013755350321167443348035669076515359999485469326415108501143498450331476262901528887958276040285601118217187703196221709939254025213678764159656292591024697884662644641937251753538675072327911195606403681156995179853220650214030766351005425265886487251601403370213636983865334660865170444946039620232123058688828039036064201928120745264138751148233038059860672876998594332934700213552250827061060142244459029272003318058463869650548046722546807688263838539978164212410301593771270018434087753964483183902545471868759111957759481608309046094668873163366273473794704334812699670822607973955799197393333030782858259096594347707211361413900138178177463835085122870877081613071787568609813030744529287740126346189106690268212274987336372825660294433708852241850086359863896711047877658353242628355500144469715213924701768891641459783620049410612609713204545351473817788738108085072710203977254635121020951168774363562943577601929552911499782698324239231521716511158480278353000292789728462976585970668432112741981721504249808474795077743792515600929976827844745370165260365099694980782731682985249492083262045411246448777951750327175188227406998442055509995301698350758394451606062696641056111506939974069735360340099893694423334046647205286610915783119234092159931067398403005488816350626325453866927531849483413790776788073471163291884669481509699999693399113482207340796224748383209790572878728123304525954582131592052282750509714503141798450486176876770595707762573946951791305903816535990778986572797959190394163785537964546050643230434669320382445446358102904416807872761185537414979926084854753467565697277236959594623374883385355794321872314617354764962126218768154362085944863708779164386395006708737139798576267355712735172404666371426174412572446835471807660902345532118312033146357006383742058081671265167995005936743210964872248931056885727729289043431411308944336935132176821744634732257405305947723097155556737561758768854091025492151809890387233999102228316501619275175117912315881407803935328083442098902532529644470059049412154997083422267620001938323149629113673
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 2,477-digit prime (189 intermediate primes).

Certified number2,477-digit prime
Certificatedownload
Certificate chainshow step 32 of 189

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063834062 --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":1100000009063834062},"decimal":true,"detail":2}}'