The day you were born in this earth forms the key to your life here. The day denotes a broader persepctive of your true self.
Your Birthday number is your day of birth or is the sum of the two digits if it happens to be double digit.
Each number running through 1 to 31 has its own significance in its value as a birthday number. Your birthday number denotes who you are, what are your aspirations in life, and your likes and dislikes...