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 #1100000009044156370 412 digits created 2026-08-04

Value

1211030583926726802890732561929149512347720087640313920675176442695606924026260215103150533536676968757036587945458088639561875425765405764885651311173889421793114663473835504493677769968433145264460802112260900185737975743589270076738460072412194468926017605075485952765999328557442129070066575457702637728485659896055377065416972828755452236127285623319392073763164625477147826208394776160629122916271282444033
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 78 of the certificate chain of a 1,385-digit prime (111 intermediate primes).

Certified number1,385-digit prime
Certificatedownload
Certificate chainshow step 78 of 111

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009044156370 --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":1100000009044156370},"decimal":true,"detail":2}}'