pn M 30
5604

   cmpx 'pn M 30'
3.94E¯4
   cmpx 'pn 30'
4.49E1 
   4.49e1 ÷ 3.94e¯4
113959

   cmpx 'm←pn M 200'
4.47E¯3

   m
3.973E12
   0⍕m
 3972999029388