Divisibility Test Rules by 2,3,4,5,6,7,8,9,10,11,12,13,17,19...
Divisible by:Test or RuleExamples: 2The last digit is even (0,2,4,6,8)128 3The sum of the digits is divisible by 3Example :381 (3+8+1=12, and 12/3 = 4) 4The last 2 digits are divisible by 4Example: 1312 is (12/4=3) ...