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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 #1100000009074554770 1,880 digits created 2026-08-11

Value

10715157411265257639402541832057803951394346345061617981732432545271776634948151007777924075422133787027239544091077564051287058210680868080662051743448942439168140856962535413940523133046473945955394586491806632965039185232960405006642849011973779119297047766264365266529431602341801601460334913151333421957050520805824719660558935078653706181819161529200450560182226882872178536272402345332915617401762556427216311860962640024520390914872830154863841618435660133156759820079982758421685080486482276498516309752901874815788367567172840137612604563061629781064486547958979665690677513943166394442718305443942961105116548874644028844786143419861982308587970567734988143393537419990723921229411309458051284527038107171263296163621409530466468834322495751713248955186077710577967324373542147130445850946897092402686146977352985880056399236436859186160086830227021547270469625230472787370855116161100571356282992548793606104443472559696865780748954945395988831023845295120232016500038158256365964532249827129315329782680752936599443367797110142207822070368880157911171798385908023698122084690247788356441273685703574163020915398775116599280573690912302296174602484598387313228194570855896435122299097590358542015084569945096942840684269415685147188718151594241617835633238074227581182767729455722647770039845171175613730147442018871892783002201318413899183157291980935635284215266594472421708443230675711025940269667569332920486062210682435124461912220276180933465361285041726761781711432080738845396180644692601085245446728411684379142939326930611288440211633970178292739748917838308677033130331506315462170951691599823007465276972540403083909096524606003455523275654351651558844792184736992087102909154214332154176666986680589585927415554784988527319369176418972126307571518150076833613184605352547228745906917303334559804765723410116077181754122132110575224336720587208348201142421
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 25 of the certificate chain of a 2,126-digit prime (169 intermediate primes).

Certified number2,126-digit prime
Certificatedownload
Certificate chainshow step 25 of 169

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074554770 --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":1100000009074554770},"decimal":true,"detail":2}}'