68

68 is the natural number preceding 69 and succeeding 67.

Properties

 * 68 ' s prime factorization is 2*2*17.
 * The digital root of 68 is 5.
 * The square of 68 is 4,624.
 * 68 is the smallest n such that 2^n contains every digit. 2^68 = 295147905179352825856