factordbrpc · fdb
Sign in
>
?

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 #1100000009084004639 1,732 digits created 2026-08-14

Value

1970025227828465329396728841066901617791155152974568615537831220397898227363073164655519417792256211162915757470651411882944959523866991864860479043965949859864321579735299586245437997637329817911866351530680176657758917746400715192820733989370645717553394728409773316308261216150156462944501137903197857561206348999668480426965873263560670414795144118982127115355316421929010431021684603669538620588124384209845363708802958390423061587375153893552979857203057815865269563370168773969262367507157797404698106807217257666518772067522473523580303213996305531887965271026849738059125400573753599082016039348357477671583386199901552370302765155448616332374779107472033262428649065666426161399824654724750555424345183420973864761969814894392169471418098516043202470386353941338241875138886820022699972475971421698403421041436739197880352154747990737217948965387515196899103747179850315161430898581654080268839151134533968017585715886224292160718337363109353996719040719490071614922229317869571237295915012639755376367829899511427399232329577985950141172630034785488477529679865751553918012198089518907246505124239072137695580941208992836694928239614454877467519210511078529333447826227645652550641262995286748620509189430727640037709696805535378141604367363003224530609706681885700809280656767692111684824849170114629209666747419735227236603042749254902267312630312479641140916057831646366691210375536447554274641281929361603148185777142416159944058552669858295565875814272960964132726058491206399198805444066192143993078405540268165151779239127353975937813156452971863069452665770110758609881123290088010576398202868794558098076369173042602486845106748957713033589360483836299778305294557162423525497338764417953683262596392070582516897
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 1,939-digit prime (155 intermediate primes).

Certified number1,939-digit prime
Certificatedownload
Certificate chainshow step 19 of 155

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084004639 --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":1100000009084004639},"decimal":true,"detail":2}}'