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 #1100000004980681447 671 digits created 2023-10-26

Value

13131049570382509641362232112269169326158080756940947460726260043540260242880555662208535112704814187072751322984918144717608740272036281176436584772844808879886367835402621659901468926510579981632348647518862610666708298258712926120273133952233423197431174654500421436495104457280221086499322119857701596124405465660228870070848662241966120257665626764610733351882969209117022783806523395588594618964820301454315236539506966635467091600207450890608806678949640768016107414047249087499456091452714507758343502679722422160709598049196938250697021939879376389073057821978728663983429139091961040839911516441516071817189618454516812862278079165144629532651043059071281107853
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,147-digit prime (161 intermediate primes).

Certified number1,147-digit prime
Certificatedownload
Certificate chainshow step 68 of 161

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004980681447 --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":1100000004980681447},"decimal":true,"detail":2}}'