Is 1521 divisible by 3? In other words, if you divide 1521 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 1521 is divisible by 3, but what fun would that be?
To find out if 1521 is divisible by 3, we will add up the numbers that make 1521 as follows: 1 + 5 + 2 + 1 = 9
We know that if the sum of the numbers that make up 1521 is divisible by 3, then 1521 is divisible by 3.
Since the sum of the digits in 1521 is divisible by 3, 1521 is also divisible by 3. Thus, the answer to the question "Is 1521 divisible by 3?" is as follows:
Yes
Note: If you divide 1521 by 3, you get 507 which is a whole number.
Divisible by 3?
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