Saturday 4 February 2012

Saturday, 4 February 2012

Today is 35 day of the year.
35 = 5 x 7, 35 is a semiprime, in particular the product of twin primes.
35 = 2^3 + 3^3, the sum of the cubes of two consecutive primes.
35 is a tetrahedral number or, equivalently, the sum of the first five triangular numbers.
35 is a member of two primitive, Pythagorean triples (12, 35, 37) and (35, 612, 613).

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