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 #1100000009018647827 954 digits created 2026-07-29

Value

139968423985638978703801254209517821664070993257516403435804995604908629195341371293225377719489209563712852586430542539621543407862577154296646295152679784465257159332984501915370478013533552610165556611289387888993935197500908091469972978257287180227783255045569336554204544096015820968456799450787278056143780568154526798729854288382687076432079793792374442092822071124744936315836144191630482937848171019271533373896732868246259898872755801129585164195874929883833703480369701979443795225492702558556694116316059463608322561441229749503173852518665729407462280403167289032271820071103531747790981429060208310965642564479428959828449930870202687940305261909383328595866158955156685088138282368291522492880890289999305506173280608074076165499774800926134026385399554094644371080232886089881198957436026263275531006577975828413316857560533806783329596468103310569409050252949974132881455735075816352379536272499697744315183751170105153760213962066113713
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 1,010-digit prime (90 intermediate primes).

Certified number1,010-digit prime
Certificatedownload
Certificate chainshow step 7 of 90

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018647827 --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":1100000009018647827},"decimal":true,"detail":2}}'