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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 #1100000009066301170 1,989 digits created 2026-08-10

Value

196280083394346194027823219753122056372000280044815108158995403136407450923835313419843278737702004704665121072965412087847540223215803078518775705705546464622744025989426429038195636301895802349053590170635695689534715618827911322833543773192401466733129803445329376875531069826042568938726209658401730379910841318003216890572188251017799599311028817230150179544896238090103965611046435899899271866361976388381816338546976056151092905147762442614902709855401915986800183926295337484461343443076595650642643943734627691577532546051106301709275767930402870638091454078772330248818550141282933521629786328930760922809884032278568477574608033892682906501297071852181971932889695729688001445901884111634499446400591782247655067467154949755883742677767327646675511081236457234548160940343280927627010628486477308076785516065881857873117115112486742584751850323661574258180946175109688202535800175563106893484846721334184475698773951292545981309391248237832896685841025984584301349398698910588635563672684932804428798519284902605189185008735443758938194816718536605892900262820815786737402541911338602036116643072324659373040453678233235389667251795908310182451440816563034364977693291637188249859617325546541444614750451359561627698637948981820633751797800279427315195714577813155007061713889833231441804688917980514704726265428679725385132847030887805554474584348502738232018375584366342838979355265103417232214742730621954363577584871164516546199102457500834899901727446196174855248694324702037635390191426644704134060789496926935369192603216170340987934486860892401107305882069862401972961426194917204629607485276081558210341568507608230577439686640829258491549550289640135184470427707800339815735639103120920263570356744341080894822165850007188007634213862424852763816769351425117355256511191456622399922262395072774363881148430977151549899612747088878855682203387836576972687184418889656176292942733590866325359913943522805868323318828496037077149448942600467860583473498799587351649980603
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 2,399-digit prime (184 intermediate primes).

Certified number2,399-digit prime
Certificatedownload
Certificate chainshow step 31 of 184

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066301170 --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":1100000009066301170},"decimal":true,"detail":2}}'