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 #1100000009018979818 658 digits created 2026-07-29

Value

1271086729024377137141146696015533172866387897749738785528422250270509316509410164488927100868878850846478098999188342850164252030204095466122887086249929832022242855040930008742884983211006156518323147562046320496484639068139140940499278931012050152862391011732971525471314361260648839931190472127812578475856576312927558360629517563721893439707872362493700880732850476730844586926082711536807941729814228757401542807713862503943843391932512212036563732560239404168763582271771721254243096367600191021135590048648267675521195269020687145963793750295787321058776258543344501462094540737504954140106593257054213379664050735830816917430925146767436073322540977
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 1,063-digit prime (69 intermediate primes).

Certified number1,063-digit prime
Certificatedownload
Certificate chainshow step 30 of 69

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018979818 --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":1100000009018979818},"decimal":true,"detail":2}}'