Friday, March 16, 2012

1287

1287 = 3 x 3 x 11 x 13.

1287 is the binomial coefficient C(13,5) (A000389).

1287 is a divisor of 1003 - 1.

1287 is the smallest value that when multiplied by 7 has only the digits 0 and 91287 x 7 = 9009 (A096688).


A famously long sentence in Absalom, Absalom! by William Faulkner contains 1,287 words.

Source: On-Line Encyclopedia of Integer Sequences

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