vs 

QUICK ANSWER
"Seis" is an adjective which is often translated as "six", and "dos mil diez" is an adjective which is often translated as "two thousand ten". Learn more about the difference between "seis" and "dos mil diez" below.
seis(
seys
)
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. six
Apuesto a que no puedes comer seis tacos.I'll bet you can't eat six tacos.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. six
Dos por tres es seis.Two times three is six.
b. sixth (in dates)
Mañana es el seis de julio.Tomorrow is the sixth of July.
Copyright © 2025 Dictionary Media Group, Inc.
dos mil diez(
dohs
 
meel
 
dyehs
)
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. two thousand ten
La hacienda tiene dos mil diez acres de superficie.The ranch has an area of two thousand ten acres.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. two thousand ten
El dos mil diez es divisible por cinco.Two thousand ten is divisible by five.
a. two thousand ten
Mi hijo se graduó en el dos mil diez.My son graduated in two thousand ten.
b. twenty ten
Este libro se publicó en el dos mil diez.This book was published in twenty ten.
Copyright © 2025 Dictionary Media Group, Inc.