Найдите какие-нибудь два последовательных натуральных числа, сумма цифр каждого из

Найдите какие-нибудь два последовательных натуральных числа, сумма цифр каждого из которых делится на 13
- Предмет:
  Математика
- Автор:
  wallacenm7u
- 6 лет назад

Ответы 1

Таких чисел бесконечно много. У второго должно быть 13n+3 нулей (n - целое положительное число или 0), а сумма цифр, стоящих перед нулями должна делиться на 13.Например57 999 и 58 000,48 999 и 49 000,1 389 999 999 999 999 999 и 1 390 000 000 000 000 000,и так далее.
- Автор:
  cristopherlindsey
- 6 лет назад
- 0
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Complete the sentences.
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2….brothers do you have?-Two.
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Найдите какие-нибудь два последовательных натуральных числа, сумма цифр каждого из которых делится на 13

Ответы 1

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