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 #1100000009022940087 850 digits created 2026-07-30

Value

1784771728037069013144495885250084902293061227605752861959568973317454291272952146717656261396084197316480378871242511040591806180264936478203040271672070260991010498128894190304496713312772996847320600899399722996889353666723113441593757916665170193827736502385795143186052025434154728804552992265667726118251062510421861416769461971939899159278853970292697763302821726714939669318473775327500671936194061628550490065265347953592104630114613904116866889384372853901304860929316672795721714308405546142091584731839772591590638870279759919134311668809350805658908922601977532739122934447320370109284655503959014960479360590660751269222824924750539559829236815144951722077080634954781702028900511291540635631562309555883687494567864782199833324178704229866681303009165343298288491305076070389045386250333805898255588617136379105548405876102905156359463
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 26 of the certificate chain of a 1,129-digit prime (95 intermediate primes).

Certified number1,129-digit prime
Certificatedownload
Certificate chainshow step 26 of 95

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009022940087 --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":1100000009022940087},"decimal":true,"detail":2}}'