The power factor results is stored in 5.27 format. What does "5.27 format" mean ?

Question

In ADE9000 documents, "The power factor results is stored in 5.27 format. ", but I do not understander "5.27 format" , Please explaine it in detail. 
 
 thanx.

Admin_ADI · Accepted Answer

这是定点数表示小数的通行方法， 
 具体可以参看 https://wenku.baidu.com/view/85799c34ee06eff9aef807c6.html)