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 #1100000010595786995 555 digits created 2026-10-06

Value

638770284509563393420418148283466250308564773331860209049284733919996162846269511805266134835215698308601133813619059364392439881579701362481349677190427914941726601707374802792387104825088819592960862794311376468104974863967499568615670800878627812815092160771511537926386961466297995660980305121430548114805577732870664393728566214564682632650422365623933963488319864006748254788447268080388407667515068306943862360308750264386062430678193847582802613110955483485980303584945834716071230991930279668399708225165919893287763353185122636520797873098051173
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 193 of the certificate chain of a 3,195-digit prime (227 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 193 of 227

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595786995 --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":1100000010595786995},"decimal":true,"detail":2}}'