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 #1100000009050562716 915 digits created 2026-08-06

Value

227402566808082034245727688497176228410697941252371933701856304992469262730955741744190193917019775222802790797606190303357371479978883263914694660523959560829173046847260894852261939078467268365876044010338791066485737878263692879577742824090627112133634761123568251520568783130423671564313230554167579746058172004573076134438546924435623107087642401643894039855564037348927564302199791794549416694139166054048587780990840446099452465792924802677939626363906077216813422604754128972642415487669797664584997422533687185815450677349744993432677788780264809698122071108307361256865070436353198256650341264533223231367592277921649178022626117380123393785568050064364056701866666619280170913481197312360074596372961323685303862270984500177813172439147087670618808552138067600047464833881594832106934012799951845341927612223334255300150241307796051659386529520074160995788789518114350535917986744266924683020089561806029
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 1,532-digit prime (127 intermediate primes).

Certified number1,532-digit prime
Certificatedownload
Certificate chainshow step 51 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050562716 --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":1100000009050562716},"decimal":true,"detail":2}}'