Check your "Name number" with Chaldean Numerology Calculator

In numerology each alphabet correponds to a number. To gain numerological compatibility, Name Number should be either equal to your Birthday number or Life Path number.

The numbers assigned by Chaldean system of Numerology to each alphabets are as below:
1 - A, I, J, Q, Y 2 - B, K, R 3 - C, G, L, S 4 - D, M, T 5 - E, H, N, X 6 - U, V, W 7 - O, Z 8 - F, P
If the Name is David, corresponding "Name Number" as per Chaldean System of Numerology is calculated as below:
D - 4 A - 1 V - 6 I - 1 D - 4
Add all the numbers until single digit is obtained. 4+1+6+1+4 = 16 = 1+6 = 7.
So "Name Number" for David is 7.

Check your "Birthday number" and "Life Path number"

Birthday number is calculated by adding only the date portion of your birthday, until you get a single digit number. If your DOB is 19-Nov-1985, your Birthday number will be "1" as explained below: Step 1: 1+9 = 10 Step 2: 1+0 = 1.

Life Path Number is calculated by adding the entire Date of Birth (DD-MM-YYYY format), until you get a single digit number. In the above example where DOB is 19-11-1985, Life path number is "8" which is calculated as explained below: Step 1: 1+9+1+1+1+9+8+5 = 35 Step 2: 3+5 = 8.

Numbers and their Ruling planets

Every number is ruled by a planet. If your Name Number does not aligns with Birthday Number or Life Path Number, the second option is to see if your name modification can happen in such a way
It aligns with the Number corresponding to Ruling Planet which is benefic as per horoscope.

Each number is ruled by a planet/graha. Below list shows the number and associated planet/graha: 1 - Sun 2 - Moon 3 - Jupiter 4 - Rahu 5 - Mercury 6 - Venus 7 - Ketu 8 - Saturn 9 - Mars