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 #1100000004964500856 643 digits created 2023-10-26

Value

3928792962188891867965752415845119611578102297063711222221833765068775208506532260514311548228756570268487312358095728928916358282908665652216744568268529526675345879566722697098431282308127600423992534673723950748534292163117303658268453025235962020271374216973406403086369624683518131698542846315674655486047182650306382423862749255385781309819917034875036835736561818268389853051262243941787665803444192823905600958332288074837002378363521836243691991246240176449989425149774837087723953489021184382965049825070868751712181360918460708465793405914630528611042775765274314905542558432517449086620618714861933022250243891603584720478172879639
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 95 of the certificate chain of a 1,330-digit prime (190 intermediate primes).

Certified number1,330-digit prime
Certificatedownload
Certificate chainshow step 95 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004964500856 --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":1100000004964500856},"decimal":true,"detail":2}}'