Solutions by everydaycalculation.com
The simplest form of 20011689 is 667563.
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Equivalent fractions: 4002/3378 6003/5067 667/563
More fractions: 4002/1689 2001/3378 6003/1689 2001/5067 2002/1689 2001/16902000/1689 2001/1688
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