big number  double   error

我有一个shape zip文件  里面有个字段是double 类型  32028100001320001536.000000000000000  转换geojson后 的值是32028100001320000000  请问这是怎么回事 
![1700731273435](https://github.com/calvinmetcalf/shapefile-js/assets/5045130/8cab1d88-a0ae-4a90-aa62-847fba04d9ff)


![1700731304388](https://github.com/calvinmetcalf/shapefile-js/assets/5045130/f3325064-22fd-4175-9fab-6fbbda29a539)


any help will be appreciated