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 #1100000009079855263 748 digits created 2026-08-12

Value

1564023954837776882132282345448194935601645699444309613415031188637184266775781135242040327559566774338106494127447891258644692047215211773891840331282343602119293656770272637570898007784613180793848187885429889003556201445780066872641601251854567882760201860391958040745490167721791801732745139731477138030167083890634459035617320360251017048697532296775335450042939460097674062806405146619070718335891138580739799835709056845433311627964467714419534211613038705980600499283739798764739653440803755000801501241560139731246627385343066667170831749916218060087916914293649157284882051291154832674064499857621245990820137634639284641400148370981823705441830330326005674055156830733104821394287374941358257139278719628261324653557454728218746755780889
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 94 of the certificate chain of a 1,857-digit prime (150 intermediate primes).

Certified number1,857-digit prime
Certificatedownload
Certificate chainshow step 94 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079855263 --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":1100000009079855263},"decimal":true,"detail":2}}'