Tuesday, June 17, 2014

1950

1950 = 2 x 3 x 5 x 5 x 13.

1950 = (144 + 145 + . . . + 156) = (157 + 158 + . . . + 168) (A059270).

1950 is 132132 in base 4, 5454 in base 7, and 3636 in base 8. It is 1166 in base 12 (A033010).

1950 is a number n such that the square of n is the sum of four consecutive primes (A051395).

1950 divides 496 - 1.


1950 is a year with exactly two "Friday the 13ths" (A190652).

Source: What's Special About This Number?

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