 yea sankhyalanu prime ,  composite ledha edhee kaadugaa vibhajinchandi . 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12.
2, 3, 5, 7  mariyu  11  annii pradhaana sankhyalu . 4, 6, 8, 9, 10  mariyu  12  misrama sankhyalu . 0  mariyu  1  pradhaana ledha misrama sankhyalu kaavu .