160 \times 60 \times 60 \times 24 = 1, 38 \times 10^{7} \approx 14 M J \approx 3000 k c a l

${160 \times 60 \times 60 \times 24=1,38 \times 10^7 \approx 14\, \mathrm{MJ} \approx 3000\, \mathrm{kcal}}$

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