factordbrpc · fdb
Sign in
>
?

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 #1100000009091972319 1,966 digits created 2026-08-18

Value

1624528815672324206770014578416151539894843632857009472608345315394106926181997063681652118397612246624257063728895647910179629312007359914510835260103018851386388071360461155741993469487225862641433541242277674640895876880331725863246304630557823494699935421522536575040838794831915323853015174394864335358695325381327599986076373693762312460898671723621224735502650381701191684598218635261625694034324403626290174049437054832006719605047590978805040459898228152902066307623454158162539887706106906612697412745099785199755645667120058628916188434872850303163771580656178042276955570877175492437664610633643600831526838434964830855698021693017529068886718060307068785682642758296375441502048627035658907110519202215894428789644155580748434010588952908306067760854617129999100851224225119090902579185486330030202531711895620828533256456498661632808386333572099330099924190430387793345193790350761662905258191769737869679006410404671695325087440533519267853835290722195276864148250976738712503910968298047029920187057385583469817253306495158131705694687070640272933236289006177474406566918248119830349150992252483952700483324492757208352784181078590046053000126231773233720920868448283315100998994706754566275831623981804994320113704292709703806568243452389699869934429554930411910877128300674780761557353551208892483581931482122116855926207599182800609406640021121815060739586618581451757702940824633356559301818760024078534317288983818362352098918010726381744704204351985547155407767323822237625024510328990881279392825430249363429245298659723588742733513446952379503092551193175612681151176539251071260247806206343082215902257935431076995209492683632001990711219483891760469713827730212035242879174776315589599846502395022071827621465626642261098329341794287080177508659256420589528929516829457564667605935994766366145229424548509578942159559717921237095947453426688858513162868497080219712300656630313437257005415581435299574621966521593570572223060898318990524699
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 2,091-digit prime (169 intermediate primes).

Certified number2,091-digit prime
Certificatedownload
Certificate chainshow step 11 of 169

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091972319 --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":1100000009091972319},"decimal":true,"detail":2}}'