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 #1100000008676544342 447 digits created 2026-03-10

Value

421133801766369015222076209424682304201075611899885789179233113958460385534586070138985532798111327062489688468604945786443356586479912998726563621518198424816546479625481556133366638331572416074833568832082635376722474052356445194410508957401935266106850190964347581237566851041795398784982048160366825362935191538418052027006121006739769181530245089107869446970679183197393781386247668859398066779505784337457416558651089131752820099656895813041
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 105 of the certificate chain of a 1,449-digit prime (154 intermediate primes).

Certified number1,449-digit prime
Certificatedownload
Certificate chainshow step 105 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676544342 --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":1100000008676544342},"decimal":true,"detail":2}}'