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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 #1100000009066301098 2,243 digits created 2026-08-10

Value

49338020221633550702857274281334971338808722246276159667682305119223597915227684957950394600118740418551031438983884350755828031702401965010237080665007465129394999905325794517435071674500604944244376541526113664070573014293554318749302399941850808174175201183986947257629545627877206952095441936413424911947082112710461445458396724092224301194125188762172998934220822358660486200084158358170309704728688087600031925485547896287658336999544706085360856906292844376440208523226690183104710438255860787521449664268838413393550385177774762213035522693546909730199801703760726198562452459050467836507139212208473071764735024272306094852470429136594129008172534604255446760970870576129843974044577197295822897753879068000613555285568885081768832258648892665304696911185688359808981843049636350499083814239411353318635817463788043326861634835984450406687790931627456689192422554514640375268542416677335875258300430390022590414024938704507652888036964501930968204347270420916650141706040447063007024932142009630789549458366093234937593724647401278364164368848547654869634602922001396789585901773101521549615734617491936428973592103267422422344025510491967803543562864509878740513418109662602020113222740545574842307422829732342755207633103608664584579761257586333783607265326775160959097385021102421959669682686889339609845889972354519885785637640491400931189817532337795754617915642756266885799364463087796478436491523884018693090356213295910244982273131752177619476125881335280521378545298486422336274510078445329154656859041844246130686018454393960808667839410459654213395142747344513846218677024228682083626929895198123218914580109200664145948709213317753863072941743228832833228901840659331424484522342525084040001047477229125710068337111956055865742004447442942616752049849269357261595975471768975269052747113141319772406106801506536313808772655881793619396044540726174424155026070155993865767099554510722633890016401203677318917247848614409651941027557328891305416287953632381652724849165894243933514864550824146024791244275022974554530348439783602839342995165483492235960657493618584025144284316061427604706827559509494787992102864891569426426699794612579625390696033095565268769889027220389017777019330109554463890531641658582781024323863157
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 2,399-digit prime (184 intermediate primes).

Certified number2,399-digit prime
Certificatedownload
Certificate chainshow step 12 of 184

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066301098 --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":1100000009066301098},"decimal":true,"detail":2}}'