factordbrpc · fdb
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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 #1100000008942579927 1,965 digits created 2026-07-06

Value

824777141037957611139658595504343038131369733565312832024131729746467319856168415368725908160627277000614124428419393650291343130954095686991852254923345329499035029477146376938333718896567962030470214435259116933529222486099959745705714970630667105661517382656554424762619857198129670933629508774238253690766008764017852966397727229198907069933754143915233575201951557546468633967109119287784331057825835416703360889530069544559695581097306908274609266799227898108439048533948656345596405175210120185130851706296144634344537333966338256587594836687973583601827884859766277912660662608863042114237093756913144379376721941747644143866221254032661150530130336737632721522010622268363237525979631364669030697474684408225402621100550934598183701097661380326249306162048960086831885481768505598302134252857495679145692973225252795995867620231337265551662050197059614988014522463031004358057589213845020869011573117329921844181917952826318611720452601483464452467815762399721442901090737022508330891193859661686004718193078049198585589395424248120963361435262330119737596407584951460403215613126958319096172304017733399319784207148516525659195984823152247469277252210528213444986216902750014763246642358454971203361860283946902483885837455063638742957883102076839482207277650193616812502431701336087996328120043164820623644687970136117079233985299339890148663799578263991639086656616007941880318887242184107473753692777387258705457271783344458050379552331122968987104736112112475599371556388230356821475301476379326753204914330222721902595233201988998070975203262376843455069059463240766546576514340686276187422094842021830041154386298552114619212283498867055151603134899779791379760400440562594148205866792781008913207122364887806255000768412490207571127138906685840986600006825630793090713379763822060319730671287931143650029402139008436041267229698365659871339631564407244458984080608854810904161732269986055444442252675794521988276198106233373110606097374268353986913
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 2,801-digit prime (206 intermediate primes).

Certified number2,801-digit prime
Certificatedownload
Certificate chainshow step 65 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008942579927 --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":1100000008942579927},"decimal":true,"detail":2}}'