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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 #1100000004964358878 1,216 digits created 2023-10-26

Value

8254396978233739512577752663851184614410580735856282844580739082043945864811339488472243037624040478445048132696697446384988125773719666727731625447024491703493709232337698749786978260035962281803990933918023861404696972438822813025606416471441730637887437306159645671449927549353480403468623516584975945570606845712582894793154768190163434634650812914832115369257403001161118295218274668733584493222408846581021670526189716518305783044019275785752454438455325016394976693732554102014959734526819544381693191150155082302074019765180849721460801692438340845596405382413909275349167156442206100360048989701374935973688490992930475880631154719652060835897691496424495684977811325316139422341660282800485938264632670098966328749630739206285836044920307237931559776874139016150683022907515271269749116908062635913568781052891301419669951582731256322274220909614011978598979627781865636850935819114853769918404415661530997910018676747443465549798712653564975210093184032494119604446628878812690118902226717348672756367918260522033929642520154872023736325363214840383930137693927638206792057880678468272645357445190653098820406361334493626421726683540057476981053938578566898053755684602350379551670840649035660433767454489
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 1,320-digit prime (149 intermediate primes).

Certified number1,320-digit prime
Certificatedownload
Certificate chainshow step 12 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004964358878 --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":1100000004964358878},"decimal":true,"detail":2}}'