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 #1100000009079082015 1,551 digits created 2026-08-12

Value

282772420947926181717260486509559484463703437685950103460665455676994417865162689117825890353169565085033855055087197569845911105029648941674465904345015007437814278953804552625656314454577494306353816048991039398590146201895824312971309959170588712578912672155591177100834084233390759994104487147807206387833047561498853705519702538545104137393756446676263039730277837693542679430973453306547304584162337527264888186499616380025029044385816589058241536232876787719064502400640610595627811640651113469410937148761793811493376584772679594437269680245064583242289341904983005602917114245369480932915703795368026983658494992744337445445918272348864276872337899193079279893401866031152967364329102017097378857494650869306650084544038103685265474518414454348034376382924079812744801514183107666442263167462580252503015623835749407049591479768450637658319120417418708773140320687581537294646870987786578024112644369627254812320907987884793024063870659717565267701799278538052324056448046655477284305734703929374520830456187280611674436506206853665790423889000085384174823929597171686412627856493349374396401801323090834711055189212205453183965992334211656576562746871029361853538644929006933212408831607589044708404431538189007086968310637387080029270926138196972141658630848538315544349645109052189709033426575991613188664624933883280844812447922499532151865304827454176819336393600501597170749521356896667045664756343050614297908144147585070843656571302330838146665982807926211026410811402525640644110832057611640494200696939932092124746253509621415684001
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 2,155-digit prime (167 intermediate primes).

Certified number2,155-digit prime
Certificatedownload
Certificate chainshow step 47 of 167

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079082015 --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":1100000009079082015},"decimal":true,"detail":2}}'