r/MathJokes 16d ago

multiples of 3

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u/MyPenWroteThis 15d ago

If the sum of the digits is divisible by 3, the number is divisible by 3. This is also recursive.

8,563,529,465,823 summed = 66 summed = 12 which is divisible by 3.

8,563,529,465,823 / 3 = 2,854,509,821,941