This property defines the Unicodes which belongs to Kaktovik Numerals block
Characters like 𝋀,𝋁,𝋂, etc. are listed under Kaktovik Numerals Block.
21 Characters are present in Kaktovik Numerals Block starting with the Unicode point U+1D2C0 that represents the character 𝋀.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.