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 #1100000009050962857 414 digits created 2026-08-06

Value

306760745426879615337422347336628217137061193219217575871564404645717900037588598286333482251652835284962383227367552750700671839672888132858508493354870345961799327680568016090114118560738249934158720184681271529351678391500020449675072574946854925964932443562941422118067301926823475616097883796975319692578088577800147773710976076059143895585573381569198430111914247248907618759820001657882113993888288495134007
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 1,548-digit prime (121 intermediate primes).

Certified number1,548-digit prime
Certificatedownload
Certificate chainshow step 92 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050962857 --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":1100000009050962857},"decimal":true,"detail":2}}'