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 #1100000004990522408 691 digits created 2023-10-26

Value

2420371219069513886746270982611726106257840783865028435203417093404479426297523012232836391085043349609350295755412429247184132477182191062747782770049231270146731955379409441220599087125125936410841317953115199624343556221544717697001467138884278739078655384529713979634987380824581815418209074072328045577472715884581276468261043706353820930442251980950518239027648048927291354513544586389343531668682517366747253883827736656963559831388984458898329716790623240475580242727612205408985239111559344130590948084534545783787927930386618913270048961750020666276953128602077709683895523937780227019443476341692506043434462607921307720920607345837719352881683432353620041702076660023538285085177
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 1,062-digit prime (142 intermediate primes).

Certified number1,062-digit prime
Certificatedownload
Certificate chainshow step 47 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004990522408 --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":1100000004990522408},"decimal":true,"detail":2}}'