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 #1100000009091095311 858 digits created 2026-08-17

Value

350280471097799072601314887204872388688274221424270048483628453238377336458057807960017423801424470644750375243322656176810225216690344436250882754448999205815662184024595674569179091201688476266012412323403481215822253716954303934080388385912108533325567303654147959770419320753642035981002010738500426139851248181452357096883768903593723291669674042597397477616596118665440761348570935568126086202271402966476431039676745215541096684509940123458165910052160106297229372947334307828508972293983062428172707114022558637020173152672864760130480562541706452296005464902016014523413280609243258911704650334818564521061179180988769713076783951545578422928331345334649828813149287357425419347775797452315128237327266619794855450460587721207509951021254149276885172641795365112791627877392954090085710368239979411743894828115108192279060450376482879779922179446469
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 2,085-digit prime (160 intermediate primes).

Certified number2,085-digit prime
Certificatedownload
Certificate chainshow step 97 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091095311 --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":1100000009091095311},"decimal":true,"detail":2}}'