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Divisibility Rules

NumberRule
ONE All numbers are divisible by 1.
TWO If a number is EVEN it is divisible by 2!
THREE If the sum of the numbers digits are divisible by 3 the number itself is divisible by three!
FOUR If the LAST TWO DIGITS are divisible by 4 the whole number.
FIVE If the last digit is ZERO or FIVE it is divisible by 5.
SIX If the number is divisible by 2 OR 3 it is divisible by six.
Nine If the SUM of the numbers digits are divisible by 9 the number itself is divisible by 9.
Ten If the last digit is Zero it is divisible by 10.
PRIME A number is considered PRIME if it is only divisible by itself and one.
Created by: MikeC1127