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 #1100000009061477849 915 digits created 2026-08-09

Value

191574505248164772894817374692168786391639149765591265437017265022254168055331477660394450833650520519999597333097220892529132159741539008233615408545986948055765113762194400075476513003214625930569777395874666896692184160813725087451151998087007583290180832441825350127092974522219454417091637981925189255560697670850837108248401371803944536232328780548509672066932239640965787132684491571022826271390350136810094758323299494273126541201855877238786193685642796856969797936819739566793589547832652338329064528466008107426476441322019299403935517795488666208550748202068912204206637639035552133795143561846190620984109695844897067486388837260861952298577716208606798884575297796691265333414722637213105741725082067574698049185827620392627530255028831724461911130988010315088257258741275028254741413438723849278171241943047537335319004930523075251999702819051712617865181179430733341485624593490019630959330699751479
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 68 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477849 --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":1100000009061477849},"decimal":true,"detail":2}}'