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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 #1100000009036773681 1,573 digits created 2026-08-02

Value

7553813027377384187829125502855396506191016922735967884729956983580926674620119622017435734762872616785263327416537774857982487679366787065946317039711507418550157377575504579200628844348117612020078397775910666823147061503235426388711601412571485755133528592923087965562438340749100586804170970359626610588429810948475007554360416296630349281739100793987418135763843845925016837990818413264107194283660806509046710783586592313383086585134064183507845983035647759101861686298370129207442921043472562972645037999403377935501338532967553292890370017654605067682017577520772805965624440894631462247255277596169354884019393926385284434589457667639247010118771283880366286731396643009318443672911560876989513318111878726783661617154418574617239092685309024837599652821670577512150083487034151029659833191636376872387359693008282441765168690451570664223336414442927758965403824156455481403025773650309803395634295854105735890272414132836147015439089944652265715372699277124110321064704579022601444393908071317575313820907860693731054866837676658128104559905787809659333374434379041079486096780873545327869095069041995816490569695080591403437301637100559770428531359066828844356229717104350390326560966277087875970139220214760213516273173659066080757482384439506039296282353997660914447421435502133692740825296822418453618607707768988919188263985549838777534923366882699752262923622210432344863092399518685436208501218208477448478599870031023453424596606724187721827872094326788538891665440491081678202579532596533237575410769565072297719999833883180267891685571930340643935754849
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 2,796-digit prime (201 intermediate primes).

Certified number2,796-digit prime
Certificatedownload
Certificate chainshow step 91 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036773681 --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":1100000009036773681},"decimal":true,"detail":2}}'