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 #1100000004990647865 627 digits created 2023-10-26

Value

156945064028231470163650162592201433725253135446812186624701639177245535290432336997868221801467547334351820046274356220404970550993018767305507452062704998580980771408486235665945357621631891854845209749648290840028630697357577871296220870514525472011536600379375585926710387295830459554272952251705192045077681559251185494758822194112160150096020457265364933251793082588948890689119058734074357568027376848022462477225218748557271472572910271107495987778546519825050007514926802387830178488369624966977722502719892156416771511372403208632627071437203679365489674354348693096634052404316555641582835604010400030321300804287209
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 1,065-digit prime (140 intermediate primes).

Certified number1,065-digit prime
Certificatedownload
Certificate chainshow step 54 of 140

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004990647865 --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":1100000004990647865},"decimal":true,"detail":2}}'