$books='mathematics'; ?>
<1655 | Number Data-Base![]() ![]() |
1657> |
The Number 1656: Properties and Meanings
Prime Factors of 1656=2x2x2x3x3x23.The Year 1656 AD
In the year 1656 AD Christian Huygens invented a pendulum clock.<1655 | Number Data-Base![]() ![]() |
1657> |


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