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Cardinal Latin Numbers

Counting Numbers in Latin

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Latin numbers are usually adjectives. When there are three forms, the Latin number has a masculine, feminine, and neuter form, in that order. The numbers follow the appropriate declension rules. Note that there is no singular form for most of the numbers and no plural form for the number 1.

Here are the cardinal numbers, the "one", "two", "three", etc. of Latin. For the "first", "second", "third", etc., see the Latin Ordinal Numbers.

1 - unus, una, unum

2 - duo, duae, duo

3 - tres, tres, tria

4 - quattuor

5 - quinque

6 - sex

7 - septem

8 - octo

9 - novem

10 - decem

11 - undecim

12 - duodecim

13 - tredecim

14 - quattuordecim

15 - quindecim

16 - sedecim

17 - septendecim

18 - duodeviginti

19 - undeviginti

20 - viginti

21 - viginti unus

30 - triginta

40 - quadraginta

50 - quinquaginta

60 - sexaginta

70 - septuaginta

80 - octoginta

90 - nonaginta

100 - centum

200 - ducenti, ducentae, ducenta

300 - trecenti, trecentae, trecenta

400 - quadrigenti, quadrigentae, quadrigenta(*)

500 - quingenti, quingentae, quingenta

600 - sescenti, sescentae, sescenta

700 - septingenti, septingentae, septingenta

800 - octingenti, octingentae, octingenta

900 - nongenti, nongentae, nongenta

1000 - mille

2000 - duo milia

Romance Languages: Counting Numbers

Eng Latin French Italian Spanish
1 one unus un uno uno
2 two duo deux due dos
3 three tres trois tre tres
4 four quattuor quatre quattro cuatro
5 five quinque cinq cinque cinco
6 six sex six sei seis
7 seven septem sept sette siete
8 eight octo huit otto ocho
9 nine novem neuf nove nueve
10 ten decem dix dieci diez

For contrast with another Indo-European language, the Sanskrit numbers (and Hindi) are:

  1. éka (ek)
  2. dvi (do)
  3. trí (tīn)
  4. catúr (chār)
  5. pañca (pāṅc)
  6. ṣáṣ (chaḥ)
  7. saptá (sāt)
  8. aṣṭá (āṭh)
  9. náva (nau)
  10. dasa (das)

Please let me know if I have made a mistake here.

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