Monday, February 22, 2010

2658

2658 = 2 x 3 x 443.

2658 has the representation 25 x 34 + 66.


26581 + 26582 + 26583 + 26584 + 1 and 26581 + 26582 + 26583 + 26584 - 1 are twin primes.

2658 is a square-free number and its neighbors, 2657 and 2659, are both primes.


NGC 2658 is an open cluster in the constellation Pyxis.

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