This is the 1568th most frequent French word.
obtenus
"Obtained."
In this sentence, 'obtenus' is a past participle of the verb 'obtenir' used as part of the passive voice to describe the state or quality of 'les résultats'.
Les résultats obtenus étaient excellents.
The results obtained were excellent.
Here, 'obtenus' is a past participle of 'obtenir' agreeing in gender and number with 'les informations' since it is part of a compound tense.
Ils ont obtenus les informations nécessaires pour le projet.
They obtained the necessary information for the project.
In this case, 'obtenus' serves as a qualifier for 'ces avantages', explaining how they come to be as derivatively achieved.