Each tooth has a specific name and a number which dentist use to denote that tooth.
Central Incisor
Lateral Incisor
Canine
1st premolar
2nd premolar
1st molar
2nd molar
3rd molar
The commonly used numbering sysytem is FDI system.
Each tooth is given a specific number with 2 digits. First digit denotes the quadrant and second denotes the postion of tooth.
Eg . 11 is Right first central Incisor.