60 = 22 x 3 x 5.
60 is the smallest number with six representations as a sum of two primes: 60 = 7 + 53 = 13 + 47 = 17 + 43 = 19 + 41 = 23 + 27 = 29 + 31.
60 is a number that cannot be written as a sum of three squares.
60 is 66 ion base 9.
60 is the least common multiple of the first five positive integers.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJUsDDDkLm4a0rAJAFdqDZkCiR5fltCYTu0hBoLbfX8nszZ2_GUuCoIdXPT4W_mvRmx_UgwQfTERpxVRciwNLCNaRATTE00xtsbb3VET7sqV5ldGeIRrQazu7LWzh3SxhXuI7TbN0e4Lc/s200/n0060.jpg)
Source: Phillips, R. 2004. Numbers: Facts, Figures and Fiction. Badsey Publications.