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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 #1100000004939333941 1,630 digits created 2023-10-25

Value

2518709800487471001438567172592180058580086538885161947869603801730787168976925997732470373947832293568136347248965091590146139658521109838187538881376061091576051155343494037112202272336947229859411513802260233929820565229082895730082844209790183164451114666110726694064460516594887107805619002388208154167613856262115588358931376723199995974068284032652427161021550678561752217801773693143640038996381225291391926697386096495758532664577182870102904389160534788610496711499866053183309203055347262081845141271042178174587714549028417457978137337955313248018526278380598727774680463882062279814953592712704119528931787752263871988471423342389527615504195597608438091859368092827732858821723408352051794860307364970682335988067030528203507595866408933895762156316536672074022155965918377377335212272467082496895601974138330090450923126051717757876726593412056286350951694281432004561607516471637074424458589802784261397126977601049677965412656617363909197210461231497878411853885635619322815328520673214664426325450388567790356872890705833725001685885596183829666225937080919147826768304375651344744039988462926043088221350687072324011856736235130253657302981708963449431905094812814183770081650948573958181819538036888753514093728347194673957504926558916798257196154144033360714976299378775188737277235607904234091920609921020285773565971149973940061099974302078846432763217211269739785830412247654786386117576074588761619829304878694662705558455906753306143257558647108724430032271883574353215055954967457179357487767942403144392624268562134922595365334269482311138335337418774929635285411480387895170731673867242065891708766027
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 1,662-digit prime (194 intermediate primes).

Certified number1,662-digit prime
Certificatedownload
Certificate chainshow step 7 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004939333941 --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":1100000004939333941},"decimal":true,"detail":2}}'