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 #1100000009074555490 916 digits created 2026-08-11

Value

1687614281944261163265123841485088694533144837003505513980583114109063018546061761453081662683982948058270251309118847626859662583811007549120782509931169111380773338705800796423060320859716841457513149398641958000417795351707370656580988724332023885103745660892006095584722305331807562587554378191069411399386051914139562565301106733916814407189301833883842910204816968430345050743506873503746923314690837426747577937681296875407045067006320466770096793176837699819885102693000348260968436601504234297139122443124339931716374733026227832241881621947594830977588707053985713355193274465290057175424120408485041598882136290968663951157136573337858927976624538373241786119877180983812600222404280154007024765150544333540355864311434527219676339496502625793564598529825829306573737141573382000745119105123569206368680189873813353157209650738485480180010462589361356700273090374670597616837261418205121548345496184742747
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 100 of the certificate chain of a 2,126-digit prime (169 intermediate primes).

Certified number2,126-digit prime
Certificatedownload
Certificate chainshow step 100 of 169

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074555490 --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":1100000009074555490},"decimal":true,"detail":2}}'