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 #1100000008718455328 413 digits created 2026-04-01

Value

30490970495275995622379896140213328840186490502892167211187316358642144641092707767577491009792904190339852648875386640705913362056533120537857611204961509022759865151291622720628595135254786103014597284915231507056544809806798734746340575751124561233622576979137074980545323331466185681142917264010683647801143470594594317710077398958979079513752081537816684440142911474880239763467976203187017725920149055476057
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 64 of the certificate chain of a 1,123-digit prime (96 intermediate primes).

Certified number1,123-digit prime
Certificatedownload
Certificate chainshow step 64 of 96

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008718455328 --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":1100000008718455328},"decimal":true,"detail":2}}'