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 #1100000004945737646 539 digits created 2023-10-25

Value

20919157083761756412500433046546242982395908551203195790099354889017950857784470624878399172793300870262390762884101488221706541416863359127498833193866728031106213742370133116986737105787091483838337248257594488143448717835790866280569699671415499992821363175937482517298215709216312556918397488465521552515640746275731465051085711633825502816189691063474847449827544484645215469526233064010541379755954953147339004269897115313845951171653093954129128412315977346064932263171098208892158238409614362319683082968069452787586929280829512237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 88 of the certificate chain of a 1,582-digit prime (127 intermediate primes).

Certified number1,582-digit prime
Certificatedownload
Certificate chainshow step 88 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004945737646 --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":1100000004945737646},"decimal":true,"detail":2}}'