Is 2155 divisible by 3? In other words, if you divide 2155 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 2155 is divisible by 3, but what fun would that be?
To find out if 2155 is divisible by 3, we will add up the numbers that make 2155 as follows: 2 + 1 + 5 + 5 = 13
We know that if the sum of the numbers that make up 2155 is divisible by 3, then 2155 is divisible by 3.
Since the sum of the digits in 2155 is not divisible by 3, 2155 is also NOT divisible by 3. Thus, the answer to the question "Is 2155 divisible by 3?" is as follows:
No
Note: If you divide 2155 by 3, you get 718.33 which is not a whole number.
Divisible by 3?
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