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 #1100000009077203491 1,174 digits created 2026-08-11

Value

4378694311647839042637541017875922306816260895580288025916733808112734754854044426997376851711144655946602992038581788434861841452813135525955377808564742385050849068542096387688637743162460634248132920778007577443985474052980147691137361588934345950820154895763921807162966419609191162934460388833566489421450937269058737327810573921460019348547436529890504418038599994616471893578228832380355603824684770747542111729878309788312513878783191504338420455397356359438600008040138970379831548534383041337343018197994856579420457336311076558629333123048294093524473103343934604011910389114455345403907294990025661259499489060435191390236322491317622542384600599178847845021659772304140664808941447537926987746734296601106467976084751005511630103728682108904844201143592848089133780001221088267880911558420191785286740629255362574189719543548106174048008807964532113318577529187466061263880060010883605007525775021576091037317177760064529580363408472078849956698995568835969052949433588783287893133261774087084122692488620940084912084454101375719588776094919904368999367408285840509258002419391320005402566288545547732174873469685133023038849020256918787574759706997948104305871
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 57 of the certificate chain of a 1,828-digit prime (145 intermediate primes).

Certified number1,828-digit prime
Certificatedownload
Certificate chainshow step 57 of 145

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077203491 --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":1100000009077203491},"decimal":true,"detail":2}}'