Plushie-incomplete

Plushie-incomplete is an esolang made by User:↑ made to be not Plushie-complete.

It's Python but 4 turns into ᔭ, 31 turns into 13 and 2 is cubed when attempted to be stored in a variable.

Example:

Code: print(4)
      print(31)
      var = 2

Result: ᔭ
        13
        var = 8

Question

The print function in Python has a parameter called 'end', which specifies what to append at the end of the output. So, what will this piece of code output?

print(3, end = "")
print(1, end = "")

Answer

13