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 #1100000000518649478 1,322 digits created before Nov 2018

Value

51287497336271238547025216645532965659861078522119310068367082469093355071106457087886387353351124824578851338026645446770312029718125176094746902765003264047086145026428912982711725114092129579661251814537642537120497641144752086615320150842867467180377029986059252691807931246412650089168887143606593773926540977422908944668578614479995659997214554297298275754178791898723406357389584012929780982166131699034491771954473841896383644595395724195493624329413028706143832169885989667387037045297707581152932492714121561430720916869859254239035708501871264261211369291153808880483487978970415392303635873300146378746693196919742319341033769890753078894464072484783783289602294371220442460655269359667625969078844355006176228017443221056914431832739670917049484491705440745244606186701152181099575197219605668886089762784447585469748500548916916043622685610167854411905429804344850671741845030033352422698244228057035381065959527020583377010345009908916819289982055733687423901822965030566515140470637947672585337160397265707839725573071655426991338918482248918067361485986337088469118007402083339049903173258878815026342448029290866983623050816834235309440157333968208789069380506596029280063575371660745824499608030853975627581438889082361366254132619641298503009178375310311292137471271391903194904039588032497300042046441
term (35^857+1)/36
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,322 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byEdwin Hall

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000000518649478 --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":1100000000518649478},"decimal":true,"detail":2}}'