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0.00273 megatonnes is about 100,000,000 times as heavy as a Battery (AA)
In other words, it's 110,000,000 times the weight of a Battery (AA), and the weight of a Battery (AA) is 0.00000000910 times that amount.
(Alkaline)
An "AA" size battery weighs 0.0000000000240 megatonnes. AA batteries came into common use during World War II and were given their name by the American National Standards Institute (ANSI) Committee C18 because they were smaller than the "A" size batteries which were invented first.
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