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 #1100000009052397819 1,387 digits created 2026-08-07

Value

8978980448505167928401973581945938997867692922960636051789629824250503274782978776105322358386744058454465630883849902857577739790783281162072765899211628860476369562130628590291772839701426665260084505951671692686553437761834603158552299770672480995667843153150788092085601744132929957238873156648602131437990156583748835831749584187825981984687129781455819654273226636128022378336862776987901363912943917447374521895297479054066349286070831928518522990246889449296603237233419824122186567898893182907652299529044398527521476071761801812808778534674621375179328058094220506849545615238786149977302240637367906515115008752445480352806137501560457088198896952585685446146601069756837357092617008366560714145851517940224725095402375113620779128991270809440448128505705664114108464989057897184014311144290086358358888023501593272727008237763647106167217581595302925020852182421527727120345930186966549950995495165748181044703929199111804366702901005767375415782637968682879063070340802472679494884884231799528293088900063199972508090218982498766049330810305838557607138878508325522656914274147864353817667607609139715806970340214828488156815498741737867693141110612197827020577705351588132738829854729219105260288113059598558017099164294786859293995461206637594641172422663446468697391329740010614124389994532799421168230482898944057755456028546172079175338128704942940409850941198192156633
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,586-digit prime (120 intermediate primes).

Certified number1,586-digit prime
Certificatedownload
Certificate chainshow step 20 of 120

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009052397819 --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":1100000009052397819},"decimal":true,"detail":2}}'