What is the Planck length divided by 2

Trick question. A Planck length is already the smallest length in the system for which it measures. But, it's kind of a fun scenario to imagine.

69.69

It's half the length/time.

Nothing.

A very short Planck.

0.?

√-1

Probably not a written number, rather something like planck length/2 or shortened pl/2

constant divided by 2 8-)