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 #1100000004895552148 647 digits created 2023-10-25

Value

12794681233833543801947499764353892934264281615518294480698316568298463478382584232566739174096752334046349809232550790050249422950885161679693980734522967572066622112270327789315460712332308403670815171295017318370976762021380497161639473816999953362648284535566735277935716324568339479874915432583063076826407159081789042377708501649403314117954579778496045593448759329058750290405492385713126664795955909763161638639579974599733078141915849369652293743955832247756376748204134221369253222118066876063767460464775490864712124405897042479159379859639130866881934654902014625280665737578983846859063155730793499627349145517864974745902411151805521
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 163 of the certificate chain of a 2,148-digit prime (246 intermediate primes).

Certified number2,148-digit prime
Certificatedownload
Certificate chainshow step 163 of 246

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004895552148 --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":1100000004895552148},"decimal":true,"detail":2}}'