Is 639 divisible by 3?




Is 639 divisible by 3? In other words, if you divide 639 by 3, will you get a whole number with no remainder?

Of course, you could use a calculator to find out if 639 is divisible by 3, but what fun would that be?

To find out if 639 is divisible by 3, we will add up the numbers that make 639 as follows: 6 + 3 + 9 = 18

We know that if the sum of the numbers that make up 639 is divisible by 3, then 639 is divisible by 3.

Since the sum of the digits in 639 is divisible by 3, 639 is also divisible by 3. Thus, the answer to the question "Is 639 divisible by 3?" is as follows:

Yes


Note: If you divide 639 by 3, you get 213 which is a whole number.

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