factordb · 5661106272…<256>

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 #1100000009018865959 256 digits created 2026-07-29

Value

Base

5661106272940009106664919682796688012140324289969029789934463809523711977289464034339939501874904310713853949730363635456693031163216565587918852162278020271016848111285156199465801696178488950692978160637684063110385507366138266548444464232837585783202181

Permalink

Is factor of

Primality

Verified directlyproven prime

Checked deterministically (below 300 digits).

From the command linefdb · curl

fdb

fdb number id:1100000009018865959 --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":1100000009018865959},"decimal":true,"detail":2}}'