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 #1100000009068112480 803 digits created 2026-08-10

Value

21536137178934266568861574701674758533717301198008500982108895966882216705625142386257522921861467162299341023831120533638652718107890253355798244070945042026222529857981091996278053680898196058682123373578536865841385554807049245612400769342721705548760577798708292806718748021524962073386862676171232615499105327877856765303465025579442729049704058204096628482427718448338361307324004336818633289423395869536502638121164809271416572874295481202013425383985092302502586599355343987648241962232892051035883370012600595132238669506429614867316188714735030983397084264669107488505410084139959834461633954941897697708734622407951415110898144318616160791248514252381891939610274546104938910943400791254407441402963327925829727394224112286872157116006683930906332189411771822219316847605976286673488684467679
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 1,746-digit prime (133 intermediate primes).

Certified number1,746-digit prime
Certificatedownload
Certificate chainshow step 74 of 133

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009068112480 --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":1100000009068112480},"decimal":true,"detail":2}}'