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 #1100000009074403471 1,980 digits created 2026-08-11

Value

894122370187827063270006055455261550406815316200548604326883466883201281901318359855597320852225081009424761726471263796055569993930003964233011738539779913006278309407923856739350900771133366530769249615747227670443714596711892974366988575211887516634389854778453636912309719135884668694212843102434214108349784238904267607717847028204794169111767500561364464131036103121996660808107638716920191468312681246666882430123255099032113978118119394711922062703535557634089010378680309041073374516671270194458993246319484279530538781809011909463029433339822468729572032700505210394043286252734359338312029276821533320283283374588395332597676087335689070947550958238759940096285468236820830307484377158007310115557189687690032106157867280351164902470748767792119469513681374548654237908411557902226821138471862207569546513737239645559958712919425609704556188951604475659556612718301868744188420166690856283948102909594540003672524577170651054966513303673058950213947180978074256713542830765333274513185643224411138733524079745213976584492473914402870193456353405770435878957110130748867921404144060720482900605175867864589934474542422551196523414643692840733022487711924675939540395771381860746164229348371423737079416909311876717450293053665805806789156898002332518279436413214133917427473597411718004898425606505993720721833246074112137013276466360698554554699785384915781012019655552229813315862776248083096347750281840276829276639753804334525734785086287403456948619501499759641437274030006404621155719838770831404719272372086164655350890223666176616925228432618309585780232102447276523414712153960966124596325364275923659955218221953504237723187011971678761212054939096855752967269725608941523544392984892092790925761305902634009392138372287167975390209046907864248049980847638232644679007635979953335776282983770910414495819811836648286035821702550435415178482186615439278029388766886955976354437748175793695913771753228320365994784281151129801263672718710298999783333850812319963
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 12 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074403471 --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":1100000009074403471},"decimal":true,"detail":2}}'