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Divisibility Rules calculator

This is a simple table which provides you divisibility rules from numbers 1-12, it is of great help when solving equations.

Divisibility Rules

  • There are some simple divisibility rules to check this: Divisibility Test

    • A number is divisible by 2 if its last digit is 2, 4, 6, 8 or 0 (the number is then called even)
    • A number is divisible by 3 if ist sum of digits is divisible by 3.
    • A number is divisible by 4 if the number consisting of its last two digits is divisible by 4.
    • A number is divisible by 5 if its last digit is a 5 or a 0.
    • A number is divisible by 6 if it is divisible by 2 and 3, i.e. if it is even and its sum and digits is divisible by 3.
    • A number is divisible by 8 if its last three digits are divisible by 8.
    • A number is divisible by 9 if its sum of digits is divisible by 9.
    • A number is divisible by 10 if ist last digit is a 0.
    • A number is divisible by 12 if it is divisible by 3 and 4.
    • A number is divisible by 15 if it is divisible by 3 and 5.
    • A number is divisible by 18 if it is divisible by 2 and 9.
    • A number is divisible by 20 if ist last digit is a 0 and the second last digit is even.