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 #1100000009079730298 794 digits created 2026-08-12

Value

20891183799255341377169117598563828411102258168722150699300426193221750750112235224428878817542549025494212213774186036078675021330386180494156822777365458393125298677746613564549863456656934283473165205209520937969632296843894040975967400633279271348915961222916428756184895613404476893700075223973510060960401960984229852389420336118818764680226165912095975480485991401897924273618785794460800221230245878546406698706928069586398915268899445246242280638813742111166156752713321760553409873404022272220488448375767381596093871512384300478845074797799427966521417007965852054330590911151354943811742866469527184406253121096535264096602922556504909811756343907290903649041634823060077592911457010772472990775519934294160024160303674049792590257560469565199305388703970613284309939394602962311713
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 1,853-digit prime (137 intermediate primes).

Certified number1,853-digit prime
Certificatedownload
Certificate chainshow step 86 of 137

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079730298 --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":1100000009079730298},"decimal":true,"detail":2}}'