The numbers one to nine also have affinity and correlate with the nine planets. If you see the traditional yantras of the nine planets as given bellow they have various numbers.
Only date based number ( like 12 etc in any month) is called your psychic number and is used to judge interpersonal relations with spouse, relatives and friends etc.
Your full date of birth number (like 12-5-1986 etc) is called your destiny number and is used for matters related to your profession, finance etc.
The sound vibrations produced by the alphabets of one's name also have affinity with the vibrations of the numbers.
The following is one of the examples given in the Sankhya Sastra By Kapila Rishi:
Ka 1 Cha 6 t'Ta 1 Tha 6 Pa 1
Kha 2 Chha 7 t'Tha 2 Thha 7 Pha 2
Ga 3 Ja 8 d'Da 3 Dha 8 Ba 3
Gha 4 Jha 9 d'Dha 4 Dhha 9 Bha 4
n'Ga 5 n'Ja 5 n'Na 5 Na 5 Ma 5
Ya 1 Ra 2 La 3 Va 4
Ha 8 Y'sh 7 Sha 6 Sa 5
Hence by totaling the numbers of your full name, as given at birth by your parents or relatives, a number is arrived at and it is called your soul number and reveals your personality and traits.
Enter your name bellow and click on calculate to know your soul number as per your name.