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Find the remainder when 51439786 is divi...

Find the remainder when 51439786 is divided by 3. Do this without performing actual division.

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We know that if a number is divided by `3`, then remainder is obtained by dividing sum of digits by `3`.
Here, sum of digits `(5+1+4+3+9+7+8+6)` is `43`.
i.e., `43div3` gives `1` as remainder.
Hence, the remainder will be `1` when `51439786` is divided by `3`.
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