Solutions by everydaycalculation.com
The simplest form of 27121728 is 11372.
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Equivalent fractions: 5424/3456 1356/864 8136/5184 904/576
More fractions: 5424/1728 2712/3456 8136/1728 2712/5184 2713/1728 2712/17292711/1728 2712/1727
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