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 #1100000009091094886 2,058 digits created 2026-08-17

Value

650912815373872973056788343110540907576525916216567985348826311922087275498741882401887775013885318771714890700716092076963364994763443385166249440025735239199169937481789945703208505205900673166832794743705001606140073063521040439051471201315672484952612995437529055210831589527815492845801973407202031647648263308586018229280513641382042464164298498576998770616459232770740221269448966985580790137986583527238628344306412363596556710549191545823176548818954991829195580975824192520361453158666032758542937912642466674865465891456620019996031928192908329972634472963484292201522488558546135035866702856285971509765615850599508345109211016889420515879083523171435524200918850536124761516160559056978159230744314191723772492959623710937873778558525172938131821894543891369466553193391645240992384005576579937312798116494830089329129802434960830760405700760250267133869546077345949578351935791197367663792994388605763616147562244093461921673289744093842277747079742829015827184591415038989565025120384171948793611449100874915657569461353931645248000003802037616309094117453110131164765773205819550006644493650482016008252484568551938304034016489953198367127908272308601250894983273373947223273357094850891976226356515162601593215355759082520076024954573557061117779266258463004068239915119802288757808789837657998985839783537835152328771539808642681359877730333345583992976871575416575413090313078587183411740988729318316287785752006480264908493812336996435844127243490537048165565737131482420498984281456505285323871997339034393176348419333188120997933476427000138025578777343089285310995259097092517120272749296004986716137918791018315147937006792935757324217141162537129031496217751021100994388432135593707951916687874441783882001027394192281964230907876021423800412982131569978892626416642911462645755229160893158521678217661663810556031671949957891364207855785464686194034946097944831344506862524808432747292412846468390308530852826477854705212408369988985123341796300819468837567479715971340295105743594927921712414893374764392281904474223392473130010609
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 2,085-digit prime (160 intermediate primes).

Certified number2,085-digit prime
Certificatedownload
Certificate chainshow step 4 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091094886 --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":1100000009091094886},"decimal":true,"detail":2}}'