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 #1100000009044288493 743 digits created 2026-08-04

Value

30811785410735593658405962251423940814157562384080261886806662998704455117917812316220185651202807677697376741524436738246055419409985176978994961284696460518345449447262941268933961167984782755822600026254862252966085387968459321918718345764731860755401873469626895537524478959514485675711957001961712433461072034291076983015794286864047435230716004831216019141897543869776155692605761523613805398593396803985158801930237829777908825315571582250062445019643071209731733768969707337793430223599800217146137817719179740135866262212295374775855344416240467719193218813835225238119926798829397064236424945050854303920984467661902018966770688372199514460976228698761431212553555635912582302191741058892780990454237915810166256101759550613367843667
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 57 of the certificate chain of a 1,389-digit prime (110 intermediate primes).

Certified number1,389-digit prime
Certificatedownload
Certificate chainshow step 57 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009044288493 --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":1100000009044288493},"decimal":true,"detail":2}}'