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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 #1100000004928139573 1,235 digits created 2023-10-25

Value

39279447773075403448991678733496647038797636380666023022412256066753469853859101705674497658107602560991513428959451339696935477269168224079481296228434720173091944771986400909474575427849797625190312624569813000840372105827993317132164889223986215065060902935915616274566536083326971292771464767148822889825433703845538069078431024591554853812173904233484224090134704768523995951451777685250646040500999728340845270217514966479637563339070676131043663463533109492488292202662997888165119838344511100365117419481298402218966885343221713111554917439281074601713413371188607635433821707975728420658775428909442975390341755268160575175492189196580672088308482657301856442289090421813059211049810663509829223434816516071643081909430754403006073838276059598538608778507025616692469477687761982990196203167644452152009606728499891210937029345136676478902260620236083857557844460587271369011512586401453175860000581485282788748250977631426413337263102125520160365948201141927132639295496998937712696900189279495019512245378215734234603506493005896722409842783074060321263882882539957343888208790398589799270176404999704284507191221844310818397567138943829640855195101163319734279961188049964611033052164663011754474228676726312370820303036099
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 1,835-digit prime (251 intermediate primes).

Certified number1,835-digit prime
Certificatedownload
Certificate chainshow step 65 of 251

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928139573 --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":1100000004928139573},"decimal":true,"detail":2}}'