Appendix:German historical numbers

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Numbers from a base-12 number system and other historical numbers.

Duodecimal (base-12):

Number Word (English equivalent) Mathematical formula
12 Dutzend dozen 12 × 1
13 Bäckersdutzend baker's dozen (12 × 1) + 1
Teufelsdutzend (literally Devil's dozen)
24 Stiege 12 × 2
60 Schock 12 × 5
120 Großhundert great hundred 12 × 10
144 Gros gross 12 × 12
1200 Großtausend long thousand 12 × 100
1728 Maß great gross 12 × 12 × 12

Vigesimal (base 20):

Number Word (English equivalent) Mathematical formula
10 Halbstiege 20 × ½
20 Stiege score 20 × 1
60 Schock 20 × 3

Other numbers: