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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 #1100000009060825620 2,832 digits created 2026-08-09

Value

259648624907948144946923432724226480855216308154278679112045553474079687313690780011977679323293389502270758070094008109992531296510303950509784863565897185706355678037865683613610128109055167279192148401158158321339620148418254483838306591107461390434294817440733658800712044214171043061484518385836361061584358729103451010978610978738570112847623668524889523531622403201050452878774907404313715932627147949759716123179011078202331967777820354703952857056778788641767682009374725740979423409402750599595405299959853113622725541258361151466014082078957740164254383887313686531180940482404110152431947366838383906697433792171760306077689867500969857922869189314952736912767398462147251683334899333708329398699246986406584505658380492032647579809933166333807010212222347310941701296272612902028387039692174539588763770921247364248962868883551000575238194958320471987346707211327864202399429375897894012346196901488698641752109015407049937120720604957978831634095464956239874488327805657699864514699652805096082645950975344710827630097028730865657321477783099455034503232112974631567758903136160688193282396390437417986201468282713486702056090221817900193348371746618658763473205047235366863356663629802977014692330594841433725282242454298887494107150741749721940229549061868411837672389561170074655687565822309596341100915245825734446386357196134629865597426753141778654346806269079432984306838668067917069274853970723804420146057467704241098909288711579870859554692841258934707484819412867305212665034002508837452084414053953099533344772284416016874660013932643723223147282145737435117114780378184646589400963638747821889862332942689246469685096579480343532251433395356338841031377076085083287137711160728641723176193668797523469048924097039204158791161187517012663648290666396247682741926721324106594334905520397294419920247918550182167497142360542706106176831166544305265044555874121506637722032680687661947330848972946476403163543848353464217427316994009554377005964054430020308867482825553313885152178217573342305966428380865675823034467753929204331623298662729116373707143643233884158834026341017112939397509984237126918352181594537971366039127803294417608052492310795926292010392035746948143263257552681251608181508035097507450428484062939057727937451232754610726166000706037657125865006475696837479127374250127893508479630033380499384872405179124700858001224476485078844719311880664613366112891629773736811105505824925575433086885634556145355687430642086320057390136508851843814293186087038285377204392706038878665682539311084585376438694897527655072177240009853442972821830295969881364816842100958482151342000329781086306294119845949539012663994775294354219636053235755833840605812872600021744491638464380758370880869429144720047657174051173933830958315842828230634228093349647231537379534802929709693104939892109628739317147
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,900-digit prime (209 intermediate primes).

Certified number2,900-digit prime
Certificatedownload
Certificate chainshow step 7 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060825620 --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":1100000009060825620},"decimal":true,"detail":2}}'