Is 1289 divisible by 3? In other words, if you divide 1289 by 3, will you get a whole number with no remainder?
Of course, you could use a calculator to find out if 1289 is divisible by 3, but what fun would that be?
To find out if 1289 is divisible by 3, we will add up the numbers that make 1289 as follows: 1 + 2 + 8 + 9 = 20
We know that if the sum of the numbers that make up 1289 is divisible by 3, then 1289 is divisible by 3.
Since the sum of the digits in 1289 is not divisible by 3, 1289 is also NOT divisible by 3. Thus, the answer to the question "Is 1289 divisible by 3?" is as follows:
No
Note: If you divide 1289 by 3, you get 429.67 which is not a whole number.
Divisible by 3?
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