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 #1100000009080307238 932 digits created 2026-08-13

Value

15940753921485264805441619237907159143127990354971070805421030588933304122050213276362650993088156135638092732803430433385661141321174727890132889552260085739023496017360063883526375162817826941605367766967261332511825054304906695647922572015945098597337288880448142963992482433956949481081220061169457421210645185122536285579964036414066944700434729817798115143005645960561643743592433732044259652088160796975738403299963134640697071079565158193494529950151734607842527047127035499396124500226313963255552248689397574621354436366786562366036543362879421397448019781300130472631547116242645804832810739273778528673129304879823156174403560006152670149558879979951680270212639727215069345030972798597065513534061066121745541381735345096923492283501100693149267478917740225806109422044392217670039386485353626916438565553140635466215073873985406780700359887009973187326867992973678732454320365415270501962765211618278210852408526492273
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 2,059-digit prime (165 intermediate primes).

Certified number2,059-digit prime
Certificatedownload
Certificate chainshow step 97 of 165

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080307238 --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":1100000009080307238},"decimal":true,"detail":2}}'