Friday, September 11, 2009

268

268 = 22 x 67.

268 has a unique representation as a sum of three squares: 268 = 62 + 62 + 142.

The product of
268 and the sum of its digits plus one is prime: 268 * (2 + 6 + 8) + 1 = 4289, a prime.

268 is the smallest number whose product of digits is six times the sum of its digits: 2 * 6 * 8 = 6(2 + 6 + 8).

268 is 414 in base 8.


268 inches of 1/8-inch copper wire weigh 1 pound.

Source:
Prime Curios!
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