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 #1100000009048955505 957 digits created 2026-08-06

Value

501064148620865425134624338807966867382252292808365654612295294675598877035371626882898499982985855072876109173319669729419172712885893815405095590090469731290356398534883819554267643029358733508646147418493001149535100685856404438397267876745226655922625772218757268315110531047860307175772922028253065825885544285527642414955641088970344313716951445517042313363527428553866985063932844924214164533131152237620171935170863195417336918370484086886622015693893986187851029548904532093045989361543246056235291427408921404438201519223393316680479608701397916909989089019873363840345352327501571798343049816013619689248792235726092294122877945098648805038899932683850297224279913357532640023514655313342484049435407127847836279394013234853597593877504029123055892903709632031445545914090925699187751979204002455915998451570245697519779562899325890097445195811329921976166022319289679673209211671340419970914305532667952306117506509859833446708403704931701433819
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 46 of the certificate chain of a 1,512-digit prime (119 intermediate primes).

Certified number1,512-digit prime
Certificatedownload
Certificate chainshow step 46 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048955505 --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":1100000009048955505},"decimal":true,"detail":2}}'