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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 #1100000009053028647 2,756 digits created 2026-08-07

Value

84082397714271641606607712777257583824520442998505520239683381334702536527165393437542087440212655756944595067054810455495374313148385626725363137207273319763713542582353926729805814297542563531969451588135948045364322200069549819633475616686136299882288239142054824703183022097974785118460029323640066476374529411925415604763881186598139151229246268761878197400513474972723762994193225274238423543682776359062887098082560324720365408991453943268872665285448447969685169751921218387432709801381743324241274815839019215575031307059396885873308579556302763399666931659048522472538746929566839317459803338879601595057832528220536976559862495407641306102539686844931941159417242303534909526925343057852287946764614749151392278344167508222667002395897215687647356379797984253518660895843716832084182693258394061476063244659280488878024310740729462084192641038483780191732000112141375928630815956112349616772195234053643620293061720284785200756305002991679198337054373031967352587976706019938646555832558326553845274274339737522389442913330626305890591365774200548671502578825780248540203207405104790890268562257921691374209694150739227010586390056867572933401366292699266640491423001694719843842225787541355258887017724941420003682251671170353593548373273391997867389837661943294995379523366169717935004392890718306139689013230384869101044724756392500387187393620373522163127857714059483417332960842789513164314652179167690712461129700441218111728158742643970053763012006639741545214374502683109960132099786697032104741408530677442150809794349714221364187789826896515225056941947931318552998621178157991154076694134768479973771257991419267340881250070867891216419468094521514671872120166595368948236420681582426757296497488081281257875284227742592392895278574371925182242124034633783070486252119229239828036062211327252888054886367393280146233070392162382381252316172610732698649008456951094647967224628423158361859826476288698545501873835125787688630382328836598890251799282075223217108897175319803178710434480370362799324218935625969882275628955717364661039971853374776334471522237180373063750119312809644525777840503080739826964926067790031595728771914617454230520004899179301048264195591831739008165587712182778641992336097974997524848979403461213346535906526731445429029111427964896735696625306216700207421831689713790995546341069855249864226738034106964907438722526613125689582070303886858036677987981600961179823920790585868107845567711548722120534392880780483008385631315139781005217627236990394277485898802342903928920734887755639579733863515371681583135775236792588486887272380980898242687337253799451691849965794456410170271473406878962676731538733350194847084472085224029515259791513714861154271235608697139730883667723969522221193369437929495515917
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,848-digit prime (207 intermediate primes).

Certified number2,848-digit prime
Certificatedownload
Certificate chainshow step 7 of 207

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053028647 --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":1100000009053028647},"decimal":true,"detail":2}}'