Is 6405 divisible by 3? In other words, if you divide 6405 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 6405 is divisible by 3, but what fun would that be?
To find out if 6405 is divisible by 3, we will add up the numbers that make 6405 as follows: 6 + 4 + 0 + 5 = 15
We know that if the sum of the numbers that make up 6405 is divisible by 3, then 6405 is divisible by 3.
Since the sum of the digits in 6405 is divisible by 3, 6405 is also divisible by 3. Thus, the answer to the question "Is 6405 divisible by 3?" is as follows:
Yes
Note: If you divide 6405 by 3, you get 2135 which is a whole number.
Divisible by 3?
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