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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 #1100000009054640667 2,167 digits created 2026-08-08

Value

9835186034245861165807349535984720989189430943794731694148503333918125724148731538444339736826401634654728755637899528437335491656605819192454940525410147490721026709696993999718593742100398208758112159922925070721770738305472059740191334731268903358439176721333686007470256720857046982123407054864990888156383048868737550953207916285426166041201541870646901694624617984094559497110021157670230220460310879770662059762611011520474539337329325296860998270640853868911303347819609357066248367099261069644665718274679535183932526248041113940033834309887101179283537133379541047335363108014794967151246164777792385702787109171169446380664579090882951353221139738280586353942754185258914529867089110609444104776055314920759690953756577337189246799333380861217603656688715209509411786243991839719298615235357157724424671732396724040548242789647938568571872722008359973060986894021444404438567832053060517870222700438982099701677592670107678503639690449045617112270391057177741540762973248992860421173174775509192990766545127667179276922971481882191462470974071075003855152519635257239916230032453770080474340809875589653733900139464185896012704200611669552853053310651784174977514231423174959948912772351521371692339754800822873881643564682712613090949647375186418707896614457135191660895235383481073076972426811951876865181491983954341056351810016927690252676835706323786576199381414841535476002404175037186068400464494141402778921769229411819229532854679866784827070299887122590062447690023282398376157427647250344523781222233011577559871755758756335271605558326630990232627198751328066307991523119171917588563515395621663512808171364203606160127273605788431505506621331173087851174965181128247701347195507611913936469191717722309568875110441243372160804561513401058909846008778254760541636948263102850539683581608851976519659490703873898598164661733108646789787994440602169523635903973970324392679601119657455858200775511657643578862807774808438473059480306155808129313181171699360018180522921736922044577001916812135064117231270043766379440249220264002182509221536776270925101710887949403144373267041761401067813835888378849158521547983572799143751772784937597357887749
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 2,415-digit prime (186 intermediate primes).

Certified number2,415-digit prime
Certificatedownload
Certificate chainshow step 21 of 186

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054640667 --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":1100000009054640667},"decimal":true,"detail":2}}'