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 #1100000010595901958 514 digits created 2026-10-06

Value

2191917401852634005050952113052453286215027861383484639774690589764098500950093161547203763507518282102981613771454691316534061468293052631775164225743220476452629678349044072228452174667552077005833533750177494875864370892522201050110270305864521402836960931543367444978353419793338314091599619516247049094242618014973609690321089774905502732409830551347387166784747729326687293411746307309907668327797976130170784167162484602318118092167013545726861225872989836391138405132953561544392050825922315114461559905489
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 197 of the certificate chain of a 3,195-digit prime (230 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 197 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595901958 --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":1100000010595901958},"decimal":true,"detail":2}}'