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 #1100000009080133447 770 digits created 2026-08-12

Value

86600264977314398477190036579002545363966009725234899038759531128416116608277071672192215021589489344701828075069798443746149536591105191246294755576793901581034843108854971764708878271797908442734461462530354116422887315361775601869233991895656195092217777600796478254648078920260114840993315711334332032048563173891201491433207857470805704175031769392543379752766241859931008844578609314211425686258998012820130035771480463316403071514759152268343936660461043905644723453892976255808106904402166324913927975308758764055755257907524756217301960097842311940935642268087523625663097049688647062582674987376650593938915349535528956555619917388842459398939701908612049232884144893073470527737925027894583250796064610075278741046760846614254280951762142323679005431876785557
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 88 of the certificate chain of a 1,863-digit prime (144 intermediate primes).

Certified number1,863-digit prime
Certificatedownload
Certificate chainshow step 88 of 144

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080133447 --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":1100000009080133447},"decimal":true,"detail":2}}'