Anton Felkel was an Austria

Austria

Austria , officially the Republic of Austria , is a landlocked country of roughly 8.4 million people in Central Europe. It is bordered by the Czech Republic and Germany to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to the...

n mathematician

Mathematician

A mathematician is a person whose primary area of study is the field of mathematics. Mathematicians are concerned with quantity, structure, space, and change....

 who worked on the determination of prime number

Prime number

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. A natural number greater than 1 that is not a prime number is called a composite number. For example 5 is prime, as only 1 and 5 divide it, whereas 6 is composite, since it has the divisors 2...

s.

Work

In 1776 and 1777, Felkel published a table of giving complete decompositions
of all integers not divisible by 2, 3, and 5, from 1 to 408000. Felkel had planned
to extend his table to 10 millions. A reconstruction of his table is found on the LOCOMAT site.

Publications

• Tafel aller einfachen Factoren der durch 2, 3, 5 nicht theilbaren Zahlen von 1 bis 10 000 000. Vienna: 1776;
  • I. Theil enthaltend die Factoren von 1 bis 144000 (also published in Latin)
  • Pars II. exhibens factores numerorum ab 144001 usque 336000
  • Pars III. exhibens factores numerorum ab 336001 usque 408000
• Wahre Beschaffenheit des Donners: Eine ganz neue Entdeckung durch einen Liebhaber der Naturkunde. Wien: v. Ghelen, 1780;
• Neueröffnetes Geheimniss der Parallellinien enthaltend verschiedene wichtige Zusätze zur Proportion und Korperlehre von Anton Felkel; nebst einer dreytachen vorläuligen Nachricht von den dazu dienenden neuer fundenen mechanischen Kunstgriffen etc. Wien; von Ghelenschen Buchhandlung, 1781;