Using divisibility tests determine which of following numbers are divisible by 6:
639210

Answer

In the number 639210, ones digit is 0, which is divisible by 2. So the number 639210 is divisible.by 2. Also, since the sum of digits i.e., 6 + 3 + 9 + 2 + 1 + 0 = 21 which is divisible by 3. So thenumber 639210 is divisible by 3. Since the number 639210 is divisible by 2 and 3 both it is divisible by 6 also.