Test 531 for Divisibility by 3

Given Number: 531
Test a Number for Divisibility by Three (3):
• A Number is divisible by 3 if the Sum of the Digits in the Number is divisible by 3
Sum of the Digits in 531: 5+3+1 = 9
9 is divisible by 3, 9 ÷ 3 = 3
Therefore, 531 is divisible by 3

Note: 531 ÷ 3 = 177

The solution above and all other related solutions were provided by the Test for Divisibility by 3 Application.