The following words form the core of the number system:

un – one
aual – first
do – two
tri – three
katre – four
tano – five
sis – six
set – seven
at – eight
tisa – nine
des – ten
sento – hundred
mil – thousand

Other numbers are formed as follows:

des un – eleven
des do – twelve
des tisa – 19
dodes – twenty
dodes katre – 24
trides – 30
katredes tano – 45
atdes tisa – 89
sento dodes tri – 123
sento katredes – 140
dosento – 200
trisento trides tri – 333
katresento sis – 406
tanosento setdes – 570
tisasento tanodes tri – 953

Cardinal numbers are placed before nouns:

sis kofi – six coffees
tanodes uma – fifty horses

Ordinal numbers are placed after nouns:

yumi sora do – the/a second rainbow
burun des do – the twelfth bird

aual is an alternative to un which is only used as ordinal (after nouns):

gara aual / gara un – the first mountain

aual is only used standalone, never as a part of combined numbers:

uma des un – the eleventh horse