cant convert datatype to num

[jhjzdff]

I use  adani stock dataset for analysis https://www.kaggle.com/datasets/swaptr/adani-stocks

 I try to convert unix timestamp to normal timstamp , I try to convert timestamp field (text) -> (num)->  date

but I cant convert text to num  type 

[Aurelien_Martinez]

Hi,

To convert text to num is Num#() founction.

To convert epoch I have found this formula :

timestamp((YourEpochDateField/1000/ 86400) + 25569)