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 #1100000009019763478 988 digits created 2026-07-30

Value

1683388313075585461742639239671666200505736024504035904698850100309350854147528535880966725007144745134304602382554416261461766029764778863916729818740871640226893867637715160546839863319906277601570823242724874455859739371227487701944272515154007578404256467904576970495078857936550859421909078191620036761114310055751478597112429264744288268076266120883307049730633802020131210519999297772348444464257956591825918490169541836341518461199144783410663879564398606822291436544508347474374497798192305551744137366931824040001388890515934242668668398300727198032307584359573826641986175395730105142508359710412899127155654795080221162152528694600138502146102485350092687944930217088995934015697907549129228249660325181572907373296034493326596875627806572158214376291232247580913130774587753386887967011502341503104011622254186171540206939545205984339176242523579832589670575981903976832763859707956250799602656925291080134466961667855736825886629305438743427825045525096100028155245230109121
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 1,118-digit prime (91 intermediate primes).

Certified number1,118-digit prime
Certificatedownload
Certificate chainshow step 12 of 91

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019763478 --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":1100000009019763478},"decimal":true,"detail":2}}'