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 #1100000009077935988 731 digits created 2026-08-12

Value

27775702669112294547645968558942747527312275120075127357170002254078883230247016412373523826118536607883146504877475181250641415081378685595851061926902458670625310552334658027229844672849435342114766262574405942866642101304664304558128675937007531222139455449351821663432529167167992892873710254453483288504711107076602026517359139725753430795359403523123693841527470947410438975229021149817622020094022824157514040383768190353997730234597217941980728358844843020279840038682591853720135790195237902687179683833740111841428962351662718148603621450407046207750016885613608658192319845201215983326852055443021385056072921945179062422315440357036837449314404251541667039539086887762120962934067793706679632832156105596917627793028011
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 2,026-digit prime (151 intermediate primes).

Certified number2,026-digit prime
Certificatedownload
Certificate chainshow step 101 of 151

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077935988 --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":1100000009077935988},"decimal":true,"detail":2}}'