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Omni-MATH / When 4444⁴⁴⁴⁴ is written in decimal notation, the sum of its digits is A. Let B be the sum of the digits of A. Find the sum of the digits of B. (A and B are written in decimal nota… · Discussion

Discussing When 4444⁴⁴⁴⁴ is written in decimal notation, the sum of its digits is A. Let B be the sum of the digits of A. Find the sum of the digits of B. (A and B are written in decimal nota… · Omni-MATH

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