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 #1100000009015013916 799 digits created 2026-07-29

Value

1121424849378343439346055026874455690516783273258593233483817854090031684084125491122259655855825607032389578837871582541051716823588868936352530932726435814787407022530458950742460727917037944635964093460202655981918616662835744249840113382483844668490331452206377970404618117921771168340582821160136422724580575626975148106869053249198923311647377310156348461449018690108447932824405919110651320463768756829539126997377541487949421162152543439275066985327085187854467570009776879672585107540935218206922047856710537079874386158380118459693061847890572018825829033378186072152889402331022793472681653142590984887523422835719298840054137709265039215465731054141899130153534088174987423498950232289711227066888563096335193780441838862171323912447744564481190869583419771666099950736441308671188155927
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 138 of the certificate chain of a 2,702-digit prime (196 intermediate primes).

Certified number2,702-digit prime
Certificatedownload
Certificate chainshow step 138 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009015013916 --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":1100000009015013916},"decimal":true,"detail":2}}'