Greek Numerals

​
ones
tens
hundreds
thousands
7
ζ
14
ιδ
21
κα
8
η
15
ιϵ
22
κβ
9
θ
16
ιϛ
23
κγ
10
ι
17
ιζ
24
κδ
11
ια
18
ιη
25
κϵ
12
ιβ
19
ιθ
26
κϛ
13
ιγ
20
κ
27
κζ
The ancient Greeks used their alphabet as the basis of their numerals. Note the presence of "obsolete" letters such as
ϛ
(stigma) and
ϡ
(sampi).

External Links

Mathematical Notation: Past and Future (Stephen Wolfram: Official Website)

Permanent Citation

Stephen Wolfram
​
​"Greek Numerals"​
​http://demonstrations.wolfram.com/GreekNumerals/​
​Wolfram Demonstrations Project​
​Published: February 18, 2009