factordbrpc · fdb
Sign in
>
?

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 #1100000009061477590 1,382 digits created 2026-08-09

Value

39572499231022277223745102243764809243327915917789815179064823399271159288164185376952160034416775015212481344798627658824022518385822022179671323165998338185705077258637230716108311417531263925294148193438046126047069399664976217604494028035937315930041549907734281789083295825655911714630105469923155813635907065765063758305268110738816253657666048850890134750812752210866430359990238386944649881576012825203860367480628742445586046417421275478171321973659853470088305086670832122753802959818642700833683047471966503286194056892562456119245399526254857748383613537218484979369024060015180230844720505269385503629683622286251748810202862586108978411861274754178357142519545418074923674499522831022683134166968602378135832937091132763523840626524510237710946286958268714168115066192642869498701602658883073457600101003050248515817972006475565628211414449663099629180733182981319395802540905861657304609019290310754532982639898474864531604125433843138746329419596165511348544259704647672668530883580110759821381965220544190060171363627466051636295450091710539964842477938013644199118327646869175078434272102123556872424874813405317519467484987713424717083346311633552226201694288993271582058738514862542359191006310169008924978798307583496043463087004163572769881353988952972241344255409522833833165064911097033747580361692991727584318705156897757605388271068228245570790435367065409
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 28 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477590 --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":1100000009061477590},"decimal":true,"detail":2}}'