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 #1100000009048452620 450 digits created 2026-08-05

Value

907623040141243820375444244732494717294201763345461666273133996562120853263966154239029466391228330509098576156682324728733431686082285101746840973943715578782349509902259129619291281511825191382247412647504270171422532791015217973767194491100675749462637342539250631838567765290731351655504043186607051925360725634543237656171688136019071977394220500846820454789075848672865820664479634581559425305631666810049897431049210080131950788061944403949439
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 1,491-digit prime (116 intermediate primes).

Certified number1,491-digit prime
Certificatedownload
Certificate chainshow step 83 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048452620 --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":1100000009048452620},"decimal":true,"detail":2}}'