Solution

25909

First name
Ari Vidhyarth Karthikeyan
School
Salcombe Prep School
Age
8

ARI
1+1+1=3

vidhyarth
4+1+2+4+4+1+1+4=21

Longer names may not always be worth more because they have lot of vowels.

The vowels and most commonly used letters have less values and rare usage letters worth more.