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 #1100000009075706955 2,346 digits created 2026-08-11

Value

243791076247039298659464206372018729592483827811673821518817004409634736928255426023026929372843732410299516573319636397183224932270334022078546322663829035325635637605541035119570948649608213743699330611669474432307976772750728350375189819545302018294223498348818105505517944717728070432698556790190378485995468299196089078057163619437775450593383683542105655005531954965115242984531874712058444777414891388884220494404810155502237824631632385934611112322472281017395803699398768608554135012191658134195538712806010457291124921805151967320337936431513280110182760623921885733953098099473228587376476994888174915758862942154580520135071007262011763897171295997378972096420205793467946070877973109682253216230590692794298842849343051488683240720662222615826564673156724619260697415921592346551280375666824598837225964002320667869666211674499550227386608526456745997392036617739645742975273051427310308344880695337902473269089185334459673968874579901481064122344429256062025132896881465194230218924764291974476160334794395799479825453872708465844622540236881253471255917557943034323081140150101737555396904054726215823928236767870153541682213017067618680921362293335373581929955526466015751881886701805802664300343004955822627006637527697896881925843820889423794893803707322248141825327514731153771808271058713429403148565838028380503866831190838567770094677653408583642845466545091896187576282336198102266271552945367345884491135015623236345350862400793297689497471902108572064550581014580058221914982662851965684125939772149637823614399839005819337589864157171239079708237053330459045592107586456228831783275918837903344194096161292610133675419765577671358461312465950892692715090012133876214755348515414933808501712322158168080570145886881897407013270195392746359575316167196563751012844652277245859854240006994277355907132409752736314987515012616481572455703959872943102318197327320146967734903579745892762806112158866138440983973729822997465058476603366135471880436570340904953002426043332968172945180143695160420323482657423216282831999349708861599747864758820644928850038486725714663950606295394292509378609508411098075305772733653551169882192101834227742711358269771176384984855486117085360764468017014781259295205361642196890898030125479400152180465401613664958862576607082029988973313642985308290944320444261326158871635380229320307616133
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 2,657-digit prime (210 intermediate primes).

Certified number2,657-digit prime
Certificatedownload
Certificate chainshow step 22 of 210

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075706955 --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":1100000009075706955},"decimal":true,"detail":2}}'