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The Number 1671: Properties and Meanings
Prime Factors of 1671=3x557.The Year 1671 AD
In the year 1671 AD Gottfried Wilhelm Leibniz invented a calculating machine.0 - 500 | 501 - 1000 | 1001 - 1500 | 1501 - 2000 | 2001 - 2500
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