"Fifty" in Spanish is "cincuenta". It is pronounced "seen-KWANE-tah". Please see this site for confirmation of the translation: http://www.answers.com/library/Translations
cincuenta millones
cincuenta y nueve is how you say fifty-nine in spanish :)
The ordinal number 50th is spelled fiftieth.
Fifty-five or Fifty five
Fifty.
Fifty-nine.
fifty-five
17,050
Four hundred fifty.
Fifty-six.
One hundred fifty is "ciento cincuenta" (cincuenta = 50)
Fifty Three Thousand, Four Hundred Fifty