This is the 8664th most frequent Spanish word.
seix
The word "seix" is not a standard Spanish term; it may be a typo or a proper noun.
In this sentence, 'seix' is used to denote the numeric adjective for six.
El número seis es mi favorito.
The number six is my favorite.
Here, 'seix' indicates the quantity, referring to the number of friends.
Tengo seis amigos cercanos.
I have six close friends.
In this case, 'seix' describes the exact quantity of coins. It is a cardinal numeral.