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 #1100000009084003291 1,320 digits created 2026-08-14

Value

380340894518450258414762857320549471264700699053400184879065434425140718004578959070434081068408990267796819345495016450442160197729724255933173824412107705957540917986297587091523515470586770602483745346380800874925453187658923530737599035538154255795017193360231255765710247195210942334754252484512663089985945521200564752728514431463531094851189596701521574475768861968289840627580676988847210277610143316635779807068191903369773748316844072698650022761661456458495426019219709794409483904525414034556332344464729072072707523994051045228811437796251507559375136869862437221341547707501500208447729076290327048966782841677397839184732252299932231848068328231916134687836364921336035886001617981513698262146798163962439393856115958234974760962917299999939647149472277172813549448067495836807082170441602936313010468887286903988612869783324833738342259916860389908012693953776950012537741766159540670796881188158155218748993408017332424836415193043627254717540466173225113475474334355498662789067713845469179726901192862085775589127782869114752578296385372623253391694982439471256934201407055399621881548964360646700419164024802526762416453964227197198593897762546306192498235725438782760056335681341094464426858956224202634986780070448681499152087743578108944878782581352181065712834828574288397959840804824946222015623
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 48 of the certificate chain of a 1,939-digit prime (150 intermediate primes).

Certified number1,939-digit prime
Certificatedownload
Certificate chainshow step 48 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084003291 --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":1100000009084003291},"decimal":true,"detail":2}}'