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 #1100000009019483755 840 digits created 2026-07-29

Value

264299157973747760671499459026976485313148921438539440014064665226837878220719889525343917682646877257264508069402592178665312644976541753300590807806582272209487503415726266437411224050219389279549091735675719363735004448679063641429226682723168244071081126712361445235176985451400542906932207628255531220872963227272554268749878837221697535008827289832677448248491816083316072760069497741569334402549920022964700196999170946051009136940147899613580195278071816869792343256110893698451433225620664923841297730853733372882357437317334569737362683963399649703873564788243518592229598195333296006002468322848946833679329669626747882473505895676499501401927536285263694637332692565995953405377451172155400086177029047035247345767139037181793471799624989986097334404228690241702669862294267026700052430498784250717619164452491815215947322751397
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 23 of the certificate chain of a 1,103-digit prime (90 intermediate primes).

Certified number1,103-digit prime
Certificatedownload
Certificate chainshow step 23 of 90

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019483755 --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":1100000009019483755},"decimal":true,"detail":2}}'