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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 #1100000009059039925 1,708 digits created 2026-08-09

Value

5286420549872162631968171490494195827620079339804906337062720427320641449985845848930278296990697682964358196483024834061824441755722266150858974458900090999168677110867097413183185250530586786462293222922792511449608182253424867640417429367710138333693292079952604924592769135562907129633461546544370252039076867833357237772101683810630916538490080240343535659485658878108454760660002066035979022113666483163079986871025374499599819379603394751476049565596277320144775160823733687715153192572689702398202590036741046357103211682188584861310915810492171418565189071260773802174778431239098935886772777562741216020598875609414728009936583294025650580029349269140664045845217884738013244872601889851788225203260665442298585761710512795033852557649366662689289501237536108814544863688822074290144853877717842658114822091343836532163769279692060790437046338194477504480665648080414404411159574384285076911950036546572915221079147194447384624412378256104627893793631184905103332047567997960020049860123180047186219183699539306128745396798348878966409671879212192728309496762315431590542173054953958315062326772221263872265700395141358133738216330672585176386613085801871531879293232509674706191471799632808034066676913052446961287121895764117587643225351191628683332209666308951581620514905270943795604341466847985340337883220791527461056500367205061747630340531786597001920576435601938567406663194357596140979975538711341724064511205797921618426157133475353495135049440079672751464711829639887897280268811294255446706710331012129137592930997551116476357931824909227405060134028286227522865797422239731672276278512721661193448255707391180367921355376506413273058764202760839675914129563863679981994535241674137811
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 2,260-digit prime (173 intermediate primes).

Certified number2,260-digit prime
Certificatedownload
Certificate chainshow step 45 of 173

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009059039925 --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":1100000009059039925},"decimal":true,"detail":2}}'