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 #1100000009065513880 960 digits created 2026-08-10

Value

504247925234406061297663962991278843194974191112460813489419980579639907465182597529605325869906159475351170021684789073243960132798403954451205391856867813377772272510318911249358752879045843540779435628497856299045496073222405518877469710273305658645092583130147377174895800180198354069455391463021077394849105210399569962387333624583639773772022410908597599967137867817161851115375219541098748453785891909036421354416859083527644633514826642949577393532489163995129508188546821209819414021990579499247015467871185627672190349583140987993604988491016537417572140540409287429206020059188296779321064342738274465116473877655381832039907959506477266632252401424169163245153243453772101696550890403019864501301058711518768450323866398787512103248810582724613644673288780665427776165249333845427355177691190819559632610943188021892656139309737716478528442461997595272625024691797879691380998051086334052132337902079615193967399561732708509400839650459925649526681
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 1,715-digit prime (136 intermediate primes).

Certified number1,715-digit prime
Certificatedownload
Certificate chainshow step 66 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009065513880 --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":1100000009065513880},"decimal":true,"detail":2}}'