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 #1100000009028284011 646 digits created 2026-07-31

Value

9269892585642104007238522552520506131218727731730927860470943283448111320118599356090855998162385951569838472093487812775934746508852900849941919656198739096131499705655641578625574021829214490196460636304536074073773689351352848515944527730447868048968491054465731195123412232553640225525672959514739559195920371683369274102499116460835273586393834080525844917194023974076415172478123666206019476806373291739187931524310373368491695649919163347552280391032688130641815377030955027002239631744641681508642151410155343558759376116966558872075126281395651172091918085693080913735075773284435722960696926628377841931377737888008682976584506321723089
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 1,201-digit prime (100 intermediate primes).

Certified number1,201-digit prime
Certificatedownload
Certificate chainshow step 50 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028284011 --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":1100000009028284011},"decimal":true,"detail":2}}'