Monday, May 9, 2011

767

767 = 13 x 59.

767 is the smallest number n such that n4 contains a substring with all the digits exactly once: 7674 = 346083947521.

767 is a divisor of 604 - 1.

767 is 1011111111 in base 2 and 23333 in base 4.

767 is a number that cannot be written as a sum of three squares.

The Boeing 767 airliner entered service in 1982.

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