Getting incorrect language ID (LCID)

Hi,

I am developing an an application to support multi-language in share-point 2013.

I have installed language packs, when i change my display language from browser i am getting incorrect LCID

for eg.

Fro Russian language  it is returning 25 where it must return 1049

SPContext.Current.Web.CurrentUser().LanguageSettings.PreferredDisplayLanguages.Item(0).LCID

Please let me know how can i get accurate language ID

Thanks,

C Mahone