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 #1100000009078200012 774 digits created 2026-08-12

Value

424381025401808172788304666103707375393395047019986306795158482525070334923279081903543475805555883914994642535258108902733905947674747260204028315839673407677982814275517314195833250877069186465168912249335782970318778411573831572843043185411500175470878844857066851941924128112692992626855336644431483761444135779801562669228209225496946529522503072570638242434636143354153154304894688449044829287519538904835885371734049388486465186054254223742914991630587973891006023274189876164855798309445250847175923033827400301073810199496664877977570882945904511365482247729486896908249000813580948671160963412797383579549309810740202338275901993350446481430752136823903722715113054421406082192912219077928311416198267908377110011400596141026885355602126389767823352505264285522337
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 110 of the certificate chain of a 2,146-digit prime (165 intermediate primes).

Certified number2,146-digit prime
Certificatedownload
Certificate chainshow step 110 of 165

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009078200012 --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":1100000009078200012},"decimal":true,"detail":2}}'