Greek Numerals

Greek Numbers :
    The Greeks had two number systems. First is the Acrophonic or Herodian or Attic numerals. This numerals were used by the ancient Greeks. Second is the Milesian, Alexandrian, Ionic, or Alphabetic numerals. 

Numbers	Acrophonic Greek	Alphabetic Greek
1
2
3
4
5
6
7
8
9
10
20
30
40
50
60
70
80
90
100
200
30
400
500
600
700
800
900

The Greek numeric system operates on the additive principle in which the numeric values of the letters are added together to form the total.
Example:
4567 corresponds to 4000 + 500 + 60 + 7 = 4567. It is represented as below:
Acrophonic Greek 
Alphabetic Greek