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 #1100000009036661949 940 digits created 2026-08-02

Value

1821691622586782380816663747126544436615378411981030377194959590552346716992311471940351763973049092281459210071240860123047191806719185485726492072166579153136206704622740434322636044362771950888543470225474278537651328518345223337236845883838491147282302602149524965929014310283498954836232791015592867379303312338650792397246627017289683495068626358444086880761995383884406395632511028713772923812296908951865525106644297349001746997536436382716993313596218816824867300387106596045499204945702077766215717918356427102214473597238920589632326496272883246653338872702036028583589815501129981801456017256458595037100412827980799187841820698075193746996480551663746400991352843674337727607680282507254490089255453462687197087036931753849719732356759204355673668926366289424854956273338586031972770169741684640300374775285622031291526866078717483886718808713648496874679855988478539475544391980279283517406076938124961502832415078737039101469
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 1,236-digit prime (102 intermediate primes).

Certified number1,236-digit prime
Certificatedownload
Certificate chainshow step 29 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036661949 --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":1100000009036661949},"decimal":true,"detail":2}}'