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 #1100000004972066164 687 digits created 2023-10-26

Value

824873975219328337108633431874247897011968432086958815740299058097320253362806563589445666922124864157814353771883611005302307603794032298606626170577657162269679167285003101633292865640298669620365536863356112128786756740603882399388053900286460484891923892843139269123138147555660923057428401832154184675457527124550597383324398389766279260037270505459221208694551919858657376742604370178601155539550929898352334382060415692009228781082763277014706075986952599180907354945120258526169448785443436509391681925078419507126037510069449021944415335214763181697020380177252774320226499012040258277826526953008450376806836844434198593449939780751739537625151898777358216982654617206899830969
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 1,250-digit prime (105 intermediate primes).

Certified number1,250-digit prime
Certificatedownload
Certificate chainshow step 51 of 105

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004972066164 --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":1100000004972066164},"decimal":true,"detail":2}}'