Monday, March 14, 2011

909

909 = 32 x 101.

909 has a representation as a sum of two squares: 909 = 32 + 302.

909 is a value of n that has no digits in common with 2n, 3n, 4n, 5n, 6n, 7n, 8n, or 9n.

9092 = 826,281 = (826 + 2 + 81)2.


The Roland TR-909 was a drum machine produced in 1983.

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