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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 #1100000010596012476 1,838 digits created 2026-10-06

Value

31377489104911606212444453483176202883961037179099063159809680162969622901717897601808944716693762735769358467810736044699661885065143803762226493429378905899142400662132070117869168708059586963174767560041651035415739263371241308402295702413109821087060446645644702455759363330383202340730306837129578989544829089574155157447037182371320819230176813280812814760511536869254388147804832553043943609904709384509199604196282458893545635494894247520617147135851942035557538348181461822564031523055228826030011905330027955183104988016900267960913715682012450431502730380325768310240045590648641179295274065627820443029849088638000373285055479646127392310429140768203708446029677364237359730822764282653621726313338046684317068901307832685972214426569699886892733077672441943864913888650326580411477056426353613817328124034288949867846863098285148791302130671661503882513135157905518931577012900858502134268322867414002120858283885836972813487919290319970379815694345374926888998859046182177959187844438254330075944476971540754077739767576044675628859564202379362918111639526916936101185534430212540123987807384517822428691252408779837632496522511569473386239135025247543762521471410294586137125308572188488772606714229638587277530618265278512322211677051368304767835581881070529435968509844570021827934374136936646766115343770451743610404965249547992766004025319390550307044071112156756020068070615998746833193683740305410937642327833683645504293469680144564255973076644922633546180542939060099634061965133635896124848463096065399774359678764786141928814200606430165406597931723717676401778255208556199916276485282831333983143858391840260950538298641913683088116279367652215381587611794246020710911002032585296932964813280114222821477257911603744789808945387462494866624168441281345144803404114642417077624441781938322360598846445260540364727
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 96 of the certificate chain of a 3,200-digit prime (229 intermediate primes).

Certified number3,200-digit prime
Certificatedownload
Certificate chainshow step 96 of 229

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010596012476 --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":1100000010596012476},"decimal":true,"detail":2}}'