Mulank — also called Moolank, root, radical or driver number — comes from the day of the month you were born, reduced to a single digit 1–9. Born on the 23rd? 2 + 3 = 5, so your Mulank is 5. It reflects your basic nature, instincts and how you meet daily life.
Bhagyank — the destiny or fate number — is the sum of your entire date of birth (day + month + year), reduced to a single digit (11 and 22 are kept as master numbers). It reflects your life direction and the circumstances your life tends to move toward.
Mulank is who you are — your inborn instinct. Bhagyank is where life is taking you — your destiny. When they align, life feels congruent; when they differ, you grow by integrating both your nature and your path.
In Indian (Cheiro / Sethuraman) numerology each number has a ruling planet: 1 Sun, 2 Moon, 3 Jupiter, 4 Rahu, 5 Mercury, 6 Venus, 7 Ketu, 8 Saturn, 9 Mars. This is why 8 (Saturn) is linked to delayed but lasting success, and 6 (Venus) to love and comfort.